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3527 vulnerabilities found for Office by Microsoft
CERTFR-2026-AVI-0043
Vulnerability from certfr_avis - Published: 2026-01-14 - Updated: 2026-01-14
De multiples vulnérabilités ont été découvertes dans Microsoft Office. Elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance et un contournement de la politique de sécurité.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Microsoft | Office | Microsoft Office LTSC 2021 pour éditions 64 bits | ||
| Microsoft | Office | Office Online Server versions antérieures à 16.0.10417.20083 | ||
| Microsoft | Office | Microsoft Office LTSC 2021 pour éditions 32 bits | ||
| Microsoft | Office | Microsoft Excel 2016 (édition 64 bits) versions antérieures à 16.0.5535.1000 | ||
| Microsoft | Office | Microsoft Office 2019 pour éditions 32 bits | ||
| Microsoft | Office | Microsoft 365 Apps pour Enterprise pour systèmes 64 bits | ||
| Microsoft | Office | Microsoft Office Deployment Tool versions antérieures à 16.0.19426.20170 | ||
| Microsoft | Office | Microsoft Office 2019 pour éditions 64 bits | ||
| Microsoft | Office | Microsoft Office LTSC pour Mac 2024 versions antérieures à 16.105.26011018 | ||
| Microsoft | Office | Microsoft Excel 2016 (édition 32 bits) versions antérieures à 16.0.5535.1000 | ||
| Microsoft | Office | Microsoft Office 2016 (édition 32 bits) versions antérieures à 16.0.5535.1000 | ||
| Microsoft | Office | Microsoft Office LTSC 2024 pour éditions 64 bits | ||
| Microsoft | Office | Microsoft Word 2016 (édition 64 bits) versions antérieures à 16.0.5535.1000 | ||
| Microsoft | Office | Microsoft Office LTSC pour Mac 2021 versions antérieures à 16.105.26011018 | ||
| Microsoft | Office | Microsoft Word 2016 (édition 32 bits) versions antérieures à 16.0.5535.1000 | ||
| Microsoft | Office | Microsoft Office 2016 (édition 64 bits) versions antérieures à 16.0.5535.1000 | ||
| Microsoft | Office | Microsoft Office LTSC 2024 pour éditions 32 bits | ||
| Microsoft | Office | Microsoft 365 Apps pour Enterprise pour systèmes 32 bits |
| Title | Publication Time | Tags | |||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Microsoft Office LTSC 2021 pour \u00e9ditions 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Office Online Server versions ant\u00e9rieures \u00e0 16.0.10417.20083",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2021 pour \u00e9ditions 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Excel 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5535.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2019 pour \u00e9ditions 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft 365 Apps pour Enterprise pour syst\u00e8mes 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office Deployment Tool versions ant\u00e9rieures \u00e0 16.0.19426.20170",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2019 pour \u00e9ditions 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC pour Mac 2024 versions ant\u00e9rieures \u00e0 16.105.26011018",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Excel 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5535.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5535.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2024 pour \u00e9ditions 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Word 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5535.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC pour Mac 2021 versions ant\u00e9rieures \u00e0 16.105.26011018",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Word 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5535.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5535.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2024 pour \u00e9ditions 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft 365 Apps pour Enterprise pour syst\u00e8mes 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
}
],
"affected_systems_content": "",
"content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
"cves": [
{
"name": "CVE-2026-20957",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20957"
},
{
"name": "CVE-2026-20943",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20943"
},
{
"name": "CVE-2026-20948",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20948"
},
{
"name": "CVE-2026-20956",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20956"
},
{
"name": "CVE-2026-20955",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20955"
},
{
"name": "CVE-2026-20952",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20952"
},
{
"name": "CVE-2026-20950",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20950"
},
{
"name": "CVE-2026-20949",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20949"
},
{
"name": "CVE-2026-20946",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20946"
},
{
"name": "CVE-2026-20953",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20953"
},
{
"name": "CVE-2026-20944",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20944"
}
],
"initial_release_date": "2026-01-14T00:00:00",
"last_revision_date": "2026-01-14T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-0043",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-01-14T00:00:00.000000"
}
],
"risks": [
{
"description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Microsoft Office. Elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance et un contournement de la politique de s\u00e9curit\u00e9.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Microsoft Office",
"vendor_advisories": [
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20953",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20953"
},
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20949",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20949"
},
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20956",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20956"
},
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20946",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20946"
},
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20955",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20955"
},
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20950",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20950"
},
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20957",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20957"
},
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20944",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20944"
},
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20952",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20952"
},
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20943",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20943"
},
{
"published_at": "2026-01-13",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-20948",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20948"
}
]
}
CERTFR-2025-AVI-1091
Vulnerability from certfr_avis - Published: 2025-12-10 - Updated: 2025-12-10
De multiples vulnérabilités ont été découvertes dans Microsoft Office. Elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
L'éditeur informe que les correctifs de sécurité de Microsoft Office LTSC pour Mac 2021 et 2024 ne sont pas publiés pour le moment. Leur disponibilité sera annoncée par la mise à jour des avis éditeurs associés.
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Microsoft | Office | Microsoft Excel 2016 (édition 64 bits) versions antérieures à 16.0.5530.1000 | ||
| Microsoft | Office | Microsoft Office LTSC 2021 pour éditions 64 bits | ||
| Microsoft | Office | Microsoft Office 2016 (édition 64 bits) versions antérieures à 16.0.5530.1001 | ||
| Microsoft | Office | Microsoft Office LTSC 2021 pour éditions 32 bits | ||
| Microsoft | Office | Office Online Server versions antérieures à 16.0.10417.20075 | ||
| Microsoft | Office | Microsoft Word 2016 (édition 32 bits) versions antérieures à 16.0.5530.1000 | ||
| Microsoft | Office | Microsoft Office 2019 pour éditions 32 bits | ||
| Microsoft | Office | Microsoft Access 2016 (édition 32 bits) versions antérieures à 16.0.5530.1000 | ||
| Microsoft | Office | Microsoft 365 Apps pour Enterprise pour systèmes 64 bits | ||
| Microsoft | Office | Microsoft Office LTSC pour Mac 2024 | ||
| Microsoft | Office | Microsoft Office 2019 pour éditions 64 bits | ||
| Microsoft | Office | Microsoft Access 2016 (édition 64 bits) versions antérieures à 16.0.5530.1000 | ||
| Microsoft | Office | Microsoft Office LTSC pour Mac 2021 | ||
| Microsoft | Office | Microsoft Office LTSC 2024 pour éditions 64 bits | ||
| Microsoft | Office | Microsoft Excel 2016 (édition 32 bits) versions antérieures à 16.0.5530.1000 | ||
| Microsoft | Office | Microsoft Word 2016 (édition 64 bits) versions antérieures à 16.0.5530.1000 | ||
| Microsoft | Office | Microsoft Office 2016 (édition 32 bits) versions antérieures à 16.0.5530.1001 | ||
| Microsoft | Office | Microsoft Office LTSC 2024 pour éditions 32 bits | ||
| Microsoft | Office | Microsoft Office pour Android versions antérieures à 16.0.19530.20000 | ||
| Microsoft | Office | Microsoft 365 Apps pour Enterprise pour systèmes 32 bits |
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Microsoft Excel 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5530.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2021 pour \u00e9ditions 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5530.1001",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2021 pour \u00e9ditions 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Office Online Server versions ant\u00e9rieures \u00e0 16.0.10417.20075",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Word 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5530.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2019 pour \u00e9ditions 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Access 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5530.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft 365 Apps pour Enterprise pour syst\u00e8mes 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC pour Mac 2024",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2019 pour \u00e9ditions 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Access 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5530.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC pour Mac 2021",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2024 pour \u00e9ditions 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Excel 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5530.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Word 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5530.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5530.1001",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2024 pour \u00e9ditions 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office pour Android versions ant\u00e9rieures \u00e0 16.0.19530.20000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft 365 Apps pour Enterprise pour syst\u00e8mes 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
}
],
"affected_systems_content": "L\u0027\u00e9diteur informe que les correctifs de s\u00e9curit\u00e9 de Microsoft Office LTSC pour Mac 2021 et 2024 ne sont pas publi\u00e9s pour le moment. Leur disponibilit\u00e9 sera annonc\u00e9e par la mise \u00e0 jour des avis \u00e9diteurs associ\u00e9s.",
"content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
"cves": [
{
"name": "CVE-2025-62554",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62554"
},
{
"name": "CVE-2025-62562",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62562"
},
{
"name": "CVE-2025-62555",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62555"
},
{
"name": "CVE-2025-62558",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62558"
},
{
"name": "CVE-2025-62552",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62552"
},
{
"name": "CVE-2025-62561",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62561"
},
{
"name": "CVE-2025-62556",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62556"
},
{
"name": "CVE-2025-62560",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62560"
},
{
"name": "CVE-2025-62553",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62553"
},
{
"name": "CVE-2025-62563",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62563"
},
{
"name": "CVE-2025-62564",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62564"
},
{
"name": "CVE-2025-62557",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62557"
},
{
"name": "CVE-2025-62559",
"url": "https://www.cve.org/CVERecord?id=CVE-2025-62559"
}
],
"initial_release_date": "2025-12-10T00:00:00",
"last_revision_date": "2025-12-10T00:00:00",
"links": [],
"reference": "CERTFR-2025-AVI-1091",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2025-12-10T00:00:00.000000"
}
],
"risks": [
{
"description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Microsoft Office. Elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Microsoft Office",
"vendor_advisories": [
{
"published_at": "2025-12-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2025-62558",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62558"
},
{
"published_at": "2025-12-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2025-62554",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62554"
},
{
"published_at": "2025-12-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2025-62557",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62557"
},
{
"published_at": "2025-12-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2025-62559",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62559"
},
{
"published_at": "2025-12-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2025-62564",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62564"
},
{
"published_at": "2025-12-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2025-62553",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62553"
},
{
"published_at": "2025-12-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2025-62555",
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CVE-2026-20953 (GCVE-0-2026-20953)
Vulnerability from nvd – Published: 2026-01-13 17:56 – Updated: 2026-01-14 19:22- CWE-416 - Use After Free
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||
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CVE-2026-20955 (GCVE-0-2026-20955)
Vulnerability from nvd – Published: 2026-01-13 17:56 – Updated: 2026-01-14 04:56- CWE-822 - Untrusted Pointer Dereference
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Office Online Server |
Affected:
16.0.0.0 , < 16.0.10417.20083
(custom)
|
||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||
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CVE-2026-20957 (GCVE-0-2026-20957)
Vulnerability from nvd – Published: 2026-01-13 17:57 – Updated: 2026-01-14 04:56| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Office Online Server |
Affected:
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|
|||||||||||||||||||||||||||||||||||||
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|||||||||||||||||||||||||||||||||||||||
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CVE-2026-20952 (GCVE-0-2026-20952)
Vulnerability from nvd – Published: 2026-01-13 17:57 – Updated: 2026-01-14 04:56- CWE-416 - Use After Free
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||
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CVE-2026-20948 (GCVE-0-2026-20948)
Vulnerability from nvd – Published: 2026-01-13 17:57 – Updated: 2026-01-14 04:56- CWE-822 - Untrusted Pointer Dereference
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 |
Affected:
16.0.0 , < 16.0.5535.1001
(custom)
|
||||||||||||||||||||||||||||||||||||||||||
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||||||||||||||||||||||||||||||||||||||||||||
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CVE-2026-20950 (GCVE-0-2026-20950)
Vulnerability from nvd – Published: 2026-01-13 17:57 – Updated: 2026-01-14 04:56- CWE-416 - Use After Free
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Office Online Server |
Affected:
16.0.0.0 , < 16.0.10417.20083
(custom)
|
|||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||
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CVE-2026-20946 (GCVE-0-2026-20946)
Vulnerability from nvd – Published: 2026-01-13 17:56 – Updated: 2026-01-14 19:22- CWE-125 - Out-of-bounds Read
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
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||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||
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CVE-2026-20943 (GCVE-0-2026-20943)
Vulnerability from nvd – Published: 2026-01-13 17:56 – Updated: 2026-01-14 19:22- CWE-426 - Untrusted Search Path
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft SharePoint Server 2019 |
Affected:
16.0.0 , < 16.0.10417.20083
(custom)
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||||||||||||||||||||||
|
||||||||||||||||||||||||
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CVE-2026-20957 (GCVE-0-2026-20957)
Vulnerability from cvelistv5 – Published: 2026-01-13 17:57 – Updated: 2026-01-14 04:56| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Office Online Server |
Affected:
16.0.0.0 , < 16.0.10417.20083
(custom)
|
|||||||||||||||||||||||||||||||||||||
|
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CVE-2026-20952 (GCVE-0-2026-20952)
Vulnerability from cvelistv5 – Published: 2026-01-13 17:57 – Updated: 2026-01-14 04:56- CWE-416 - Use After Free
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||
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CVE-2026-20950 (GCVE-0-2026-20950)
Vulnerability from cvelistv5 – Published: 2026-01-13 17:57 – Updated: 2026-01-14 04:56- CWE-416 - Use After Free
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Office Online Server |
Affected:
16.0.0.0 , < 16.0.10417.20083
(custom)
|
|||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||
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CVE-2026-20948 (GCVE-0-2026-20948)
Vulnerability from cvelistv5 – Published: 2026-01-13 17:57 – Updated: 2026-01-14 04:56- CWE-822 - Untrusted Pointer Dereference
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 |
Affected:
16.0.0 , < 16.0.5535.1001
(custom)
|
||||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||||||
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CVE-2026-20953 (GCVE-0-2026-20953)
Vulnerability from cvelistv5 – Published: 2026-01-13 17:56 – Updated: 2026-01-14 19:22- CWE-416 - Use After Free
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
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||||||||||||||||||||||||||||||||
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CVE-2026-20955 (GCVE-0-2026-20955)
Vulnerability from cvelistv5 – Published: 2026-01-13 17:56 – Updated: 2026-01-14 04:56- CWE-822 - Untrusted Pointer Dereference
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Office Online Server |
Affected:
16.0.0.0 , < 16.0.10417.20083
(custom)
|
||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||
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CVE-2026-20946 (GCVE-0-2026-20946)
Vulnerability from cvelistv5 – Published: 2026-01-13 17:56 – Updated: 2026-01-14 19:22- CWE-125 - Out-of-bounds Read
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft Office 2019 |
Affected:
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||||||||||||||||||||||||||||||||
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CVE-2026-20943 (GCVE-0-2026-20943)
Vulnerability from cvelistv5 – Published: 2026-01-13 17:56 – Updated: 2026-01-14 19:22- CWE-426 - Untrusted Search Path
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
| Vendor | Product | Version | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft SharePoint Server 2019 |
Affected:
16.0.0 , < 16.0.10417.20083
(custom)
|
||||||||||||||||||||||
|
||||||||||||||||||||||||
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FKIE_CVE-2025-62564
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-09 21:27| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62564 | Vendor Advisory |
| Vendor | Product | Version | |
|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | excel | 2016 | |
| microsoft | excel | 2016 | |
| microsoft | office | 2019 | |
| microsoft | office | 2019 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_online_server | * |
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FKIE_CVE-2025-62563
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-09 21:30| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62563 | Vendor Advisory |
| Vendor | Product | Version | |
|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | excel | 2016 | |
| microsoft | excel | 2016 | |
| microsoft | office | 2019 | |
| microsoft | office | 2019 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_online_server | * |
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FKIE_CVE-2025-62562
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-09 21:30| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62562 | Vendor Advisory |
| Vendor | Product | Version | |
|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | office | 2019 | |
| microsoft | office | 2019 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | sharepoint_server | 2016 | |
| microsoft | sharepoint_server | 2019 | |
| microsoft | word | 2016 | |
| microsoft | word | 2016 |
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FKIE_CVE-2025-62560
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-10 15:38| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62560 | Vendor Advisory |
| Vendor | Product | Version | |
|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | excel | 2016 | |
| microsoft | excel | 2016 | |
| microsoft | office | 2019 | |
| microsoft | office | 2019 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_online_server | * |
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FKIE_CVE-2025-62557
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-10 15:417.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62557 | Vendor Advisory |
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|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | office | - | |
| microsoft | office | 2016 | |
| microsoft | office | 2016 | |
| microsoft | office | 2019 | |
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| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
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FKIE_CVE-2025-62559
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-10 15:38| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62559 | Vendor Advisory |
| Vendor | Product | Version | |
|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | office | 2019 | |
| microsoft | office | 2019 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | sharepoint_server | 2016 | |
| microsoft | sharepoint_server | 2019 | |
| microsoft | word | 2016 | |
| microsoft | word | 2016 |
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FKIE_CVE-2025-62561
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-10 15:36| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62561 | Vendor Advisory |
| Vendor | Product | Version | |
|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | excel | 2016 | |
| microsoft | excel | 2016 | |
| microsoft | office | 2019 | |
| microsoft | office | 2019 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_online_server | * |
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FKIE_CVE-2025-62558
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-10 15:39| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62558 | Vendor Advisory |
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|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | office | 2019 | |
| microsoft | office | 2019 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
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| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
| microsoft | sharepoint_server | 2016 | |
| microsoft | sharepoint_server | 2019 | |
| microsoft | word | 2016 | |
| microsoft | word | 2016 |
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FKIE_CVE-2025-62553
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-09 19:36| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62553 | Vendor Advisory |
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|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | excel | 2016 | |
| microsoft | excel | 2016 | |
| microsoft | office | 2019 | |
| microsoft | office | 2019 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
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FKIE_CVE-2025-62552
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-09 19:34| URL | Tags | ||
|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62552 | Vendor Advisory |
| Vendor | Product | Version | |
|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | access | 2016 | |
| microsoft | office | 2019 | |
| microsoft | office | 2019 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
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FKIE_CVE-2025-62554
Vulnerability from fkie_nvd - Published: 2025-12-09 18:16 - Updated: 2025-12-10 18:377.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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|---|---|---|---|
| secure@microsoft.com | https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62554 | Vendor Advisory |
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|---|---|---|---|
| microsoft | 365_apps | - | |
| microsoft | 365_apps | - | |
| microsoft | office | - | |
| microsoft | office | 2016 | |
| microsoft | office | 2016 | |
| microsoft | office | 2019 | |
| microsoft | office | 2019 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2021 | |
| microsoft | office_long_term_servicing_channel | 2024 | |
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"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:-:x64:*",
"matchCriteriaId": "D31E509A-0B2E-4B41-88C4-0099E800AFE6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:-:x86:*",
"matchCriteriaId": "017A7041-BEF1-4E4E-AC8A-EFC6AFEB01FE",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:macos:*:*",
"matchCriteriaId": "EF3E56B5-E6A6-4061-9380-D421E52B9199",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Access of resource using incompatible type (\u0027type confusion\u0027) in Microsoft Office allows an unauthorized attacker to execute code locally."
}
],
"id": "CVE-2025-62554",
"lastModified": "2025-12-10T18:37:25.813",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 8.4,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.5,
"impactScore": 5.9,
"source": "secure@microsoft.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2025-12-09T18:16:00.620",
"references": [
{
"source": "secure@microsoft.com",
"tags": [
"Vendor Advisory"
],
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62554"
}
],
"sourceIdentifier": "secure@microsoft.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-843"
}
],
"source": "secure@microsoft.com",
"type": "Secondary"
}
]
}