CVE-2025-5943
highpriority · track · 0EPSS 0.007 · 54 %ileEUUSEPSS · scored 2026-10-28
MicroDicom DICOM Viewer suffers from an out-of-bounds write vulnerability. Remote attackers are able to exploit this issue to potentially execute arbitrary code on affected installations of DICOM Viewer. User interaction is required to exploit the vulnerability in that the user must either visit a malicious website or open a malicious DICOM file locally.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedDICOM Viewercisa_csaf_ot
MicroDicom recommends users update DICOM Viewer to version 2025.3 or later.
https://www.microdicom.com/downloads.html
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.1–8.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- ICSMA-25-160-01MicroDicom DICOM Viewer2025-06-10icsa · cisa_csaf_otUS
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on affected installations of DICOM Viewer.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2025-5943cnnvd
- https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-160-01cnnvd
- https://www.microdicom.com/Patchcnnvd
- https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-160-01enisa_euvd
- https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-160-01nvd
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