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4 vulnerabilities by Medixant
CVE-2026-17264 (GCVE-0-2026-17264)
Vulnerability from nvd – Published: 2026-08-06 22:13 – Updated: 2026-08-07 13:19
VLAI
EPSS
VEX
Title
Medixant RadiAnt DICOM Out-of-bounds write
Summary
Opening a crafted DICOM file containing malicious JPEG-compressed pixel data triggers an attacker-controlled heap out-of-bounds write, which may allow an attacker to remotely execute arbitrary code.
Severity
4.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Medixant | RadiAnt DICOM |
Affected:
0 , ≤ 2025.2
(custom)
Unaffected: 2026.1 |
Date Public
2026-08-06 17:00
Credits
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CVE-2025-1001 (GCVE-0-2025-1001)
Vulnerability from nvd – Published: 2025-02-21 00:48 – Updated: 2025-02-21 21:28
VLAI
EPSS
VEX
Title
Medixant RadiAnt DICOM Viewer Improper Certificate Validation
Summary
Medixant RadiAnt DICOM Viewer is vulnerable due to failure of the update mechanism to verify the update server's certificate which could allow an attacker to alter network traffic and carry out a machine-in-the-middle attack (MITM). An attacker could modify the server's response and deliver a malicious update to the user.
Severity
5.7 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-295 - Improper Certificate Validation
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Medixant | RadiAnt DICOM Viewer |
Affected:
2024.02
|
Credits
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CVE-2026-17264 (GCVE-0-2026-17264)
Vulnerability from cvelistv5 – Published: 2026-08-06 22:13 – Updated: 2026-08-07 13:19
VLAI
EPSS
VEX
Title
Medixant RadiAnt DICOM Out-of-bounds write
Summary
Opening a crafted DICOM file containing malicious JPEG-compressed pixel data triggers an attacker-controlled heap out-of-bounds write, which may allow an attacker to remotely execute arbitrary code.
Severity
4.3 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Medixant | RadiAnt DICOM |
Affected:
0 , ≤ 2025.2
(custom)
Unaffected: 2026.1 |
Date Public
2026-08-06 17:00
Credits
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CVE-2025-1001 (GCVE-0-2025-1001)
Vulnerability from cvelistv5 – Published: 2025-02-21 00:48 – Updated: 2025-02-21 21:28
VLAI
EPSS
VEX
Title
Medixant RadiAnt DICOM Viewer Improper Certificate Validation
Summary
Medixant RadiAnt DICOM Viewer is vulnerable due to failure of the update mechanism to verify the update server's certificate which could allow an attacker to alter network traffic and carry out a machine-in-the-middle attack (MITM). An attacker could modify the server's response and deliver a malicious update to the user.
Severity
5.7 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-295 - Improper Certificate Validation
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Medixant | RadiAnt DICOM Viewer |
Affected:
2024.02
|
Credits
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"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-02-21T15:44:30.371666Z",
"version": "2.0.3"
},
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}
],
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"dateUpdated": "2025-02-21T21:28:49.043Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "RadiAnt DICOM Viewer",
"vendor": "Medixant",
"versions": [
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"status": "affected",
"version": "2024.02"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Sharon Brizinov of Claroty Team82 reported this vulnerability to CISA."
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
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"base64": false,
"type": "text/html",
"value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eMedixant RadiAnt DICOM Viewer is vulnerable due to failure of the update mechanism to verify the update server\u0027s certificate which could allow an attacker to alter network traffic and carry out a machine-in-the-middle attack (MITM). An attacker could modify the server\u0027s response and deliver a malicious update to the user.\u003c/span\u003e"
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"value": "Medixant RadiAnt DICOM Viewer is vulnerable due to failure of the update mechanism to verify the update server\u0027s certificate which could allow an attacker to alter network traffic and carry out a machine-in-the-middle attack (MITM). An attacker could modify the server\u0027s response and deliver a malicious update to the user."
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"attackVector": "ADJACENT",
"baseScore": 5.7,
"baseSeverity": "MEDIUM",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "ACTIVE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "HIGH",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
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"lang": "en",
"value": "GENERAL"
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},
{
"cvssV3_1": {
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"attackVector": "ADJACENT_NETWORK",
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"baseScore": 5.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
"version": "3.1"
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"format": "CVSS",
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"value": "GENERAL"
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}
],
"problemTypes": [
{
"descriptions": [
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"cweId": "CWE-295",
"description": "CWE-295 Improper Certificate Validation",
"lang": "en",
"type": "CWE"
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}
],
"providerMetadata": {
"dateUpdated": "2025-02-21T00:48:52.489Z",
"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"shortName": "icscert"
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"references": [
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"url": "https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-051-01"
},
{
"url": "https://www.radiantviewer.com/files/RadiAnt-2025.1-Setup.exe"
}
],
"solutions": [
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"lang": "en",
"supportingMedia": [
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"value": "\u003cp\u003eMedixant recommends users download the \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://www.radiantviewer.com/files/RadiAnt-2025.1-Setup.exe\"\u003ev2025.1 or later version\u003c/a\u003e\u0026nbsp;of their software.\u003c/p\u003e\u003cbr\u003e"
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],
"value": "Medixant recommends users download the v2025.1 or later version https://www.radiantviewer.com/files/RadiAnt-2025.1-Setup.exe \u00a0of their software."
}
],
"source": {
"advisory": "ICSMA-25-051-01",
"discovery": "EXTERNAL"
},
"title": "Medixant RadiAnt DICOM Viewer Improper Certificate Validation",
"workarounds": [
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"lang": "en",
"supportingMedia": [
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"value": "\u003cp\u003eIf users are unable to update to the new version, Medixant recommends the following:\u003c/p\u003e\u003cul\u003e\u003cli\u003eDisable\n the display of available updates via this command reg add \n\"HKCU\\Software\\RadiAnt Viewer\" /t REG_DWORD /v CheckUpdate /d 0 /f.\u003c/li\u003e\u003cli\u003eDo not check manually for updates (\"Check for updates now\" from the toolbar menu).\u003c/li\u003e\u003cli\u003eIgnore any update notifications coming from RadiAnt DICOM Viewer, download the latest version directly in the web browser from \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://www.radiantviewer.com/\"\u003ehttps://www.radiantviewer.com\u003c/a\u003e.\u003c/li\u003e\u003cli\u003eCheck the downloaded RadiAnt DICOM Viewer installation package with antivirus software before running it.\u003c/li\u003e\u003c/ul\u003e\n\n\u003cbr\u003e"
}
],
"value": "If users are unable to update to the new version, Medixant recommends the following:\n\n * Disable\n the display of available updates via this command reg add \n\"HKCU\\Software\\RadiAnt Viewer\" /t REG_DWORD /v CheckUpdate /d 0 /f.\n * Do not check manually for updates (\"Check for updates now\" from the toolbar menu).\n * Ignore any update notifications coming from RadiAnt DICOM Viewer, download the latest version directly in the web browser from https://www.radiantviewer.com https://www.radiantviewer.com/ .\n * Check the downloaded RadiAnt DICOM Viewer installation package with antivirus software before running it."
}
],
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}
},
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"assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"assignerShortName": "icscert",
"cveId": "CVE-2025-1001",
"datePublished": "2025-02-21T00:48:52.489Z",
"dateReserved": "2025-02-03T18:33:02.870Z",
"dateUpdated": "2025-02-21T21:28:49.043Z",
"state": "PUBLISHED"
},
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"dataVersion": "5.1"
}