CVE-2026-17264

MEDIUM 4.3

Medixant RadiAnt DICOM Out-of-bounds write

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-787
Vendor	medixant
Product	radiant dicom
Published	Aug 6, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Affected Versions

Medixant / RadiAnt DICOM

0 ≤ 2025.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

cisa.gov: https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-218-01 radiantviewer.com: https://www.radiantviewer.com/files/RadiAnt-2026.1-Setup.exe github.com: https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-218-01.json

Credits

banda, oriotie, ax123, jihyeon4725, lacroix, minzu reported this vulnerability to CISA.