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ghsa-r4wp-245q-vr5w
Vulnerability from github
Published
2022-05-24 17:43
Modified
2025-10-22 00:32
Severity ?
VLAI Severity ?
Details
Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-27065, CVE-2021-27078.
{
"affected": [],
"aliases": [
"CVE-2021-26858"
],
"database_specific": {
"cwe_ids": [],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2021-03-03T00:15:00Z",
"severity": "HIGH"
},
"details": "Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-27065, CVE-2021-27078.",
"id": "GHSA-r4wp-245q-vr5w",
"modified": "2025-10-22T00:32:03Z",
"published": "2022-05-24T17:43:35Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26858"
},
{
"type": "WEB",
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26858"
},
{
"type": "WEB",
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-26858"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
]
}
CVE-2021-26858 (GCVE-0-2021-26858)
Vulnerability from cvelistv5
Published
2021-03-02 23:55
Modified
2025-10-21 23:25
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Remote Code Execution
Summary
Microsoft Exchange Server Remote Code Execution Vulnerability
References
| URL | Tags | |
|---|---|---|
Impacted products
| Vendor | Product | Version | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft Exchange Server 2019 |
Version: 15.02.0 < publication cpe:2.3:a:microsoft:exchange_server:2019:*:*:*:*:*:*:* |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
{
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"x_transferred"
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}
],
"title": "CVE Program Container"
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{
"metrics": [
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"options": [
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{
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"timestamp": "2025-02-04T19:16:00.589195Z",
"version": "2.0.3"
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"cna": {
"affected": [
{
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],
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],
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],
"product": "Microsoft Exchange Server 2013 Cumulative Update 22",
"vendor": "Microsoft",
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},
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],
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"product": "Microsoft Exchange Server 2019 Cumulative Update 3",
"vendor": "Microsoft",
"versions": [
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"version": "15.02.0",
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]
},
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"product": "Microsoft Exchange Server 2016 Cumulative Update 14",
"vendor": "Microsoft",
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"product": "Microsoft Exchange Server 2019 Cumulative Update 4",
"vendor": "Microsoft",
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],
"product": "Microsoft Exchange Server 2016 Cumulative Update 15",
"vendor": "Microsoft",
"versions": [
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"status": "affected",
"version": "15.01.0",
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}
]
},
{
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"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_5:*:*:*:*:*:*"
],
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],
"product": "Microsoft Exchange Server 2019 Cumulative Update 5",
"vendor": "Microsoft",
"versions": [
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"status": "affected",
"version": "15.02.0",
"versionType": "custom"
}
]
},
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"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_6:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2019 Cumulative Update 6",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.02.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_16:*:*:*:*:*:*"
],
"platforms": [
"x64-based Systems"
],
"product": "Microsoft Exchange Server 2016 Cumulative Update 16",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.01.0",
"versionType": "custom"
}
]
},
{
"cpes": [
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],
"platforms": [
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],
"product": "Microsoft Exchange Server 2016 Cumulative Update 17",
"vendor": "Microsoft",
"versions": [
{
"lessThan": "publication",
"status": "affected",
"version": "15.01.0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_7:*:*:*:*:*:*"
],
"platforms": [
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],
"product": "Microsoft Exchange Server 2019 Cumulative Update 7",
"vendor": "Microsoft",
"versions": [
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"status": "affected",
"version": "15.02.0",
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}
]
},
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],
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],
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},
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],
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],
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]
},
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],
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],
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"dateUpdated": "2025-10-21T23:25:52.837Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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