MicroDicom DICOM Viewer Out-of-bounds Write

published 2025-05-01 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-13271

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits: 0; none known

MicroDicom DICOM Viewer is vulnerable to an out-of-bounds write which may allow an attacker to execute arbitrary code. The user must open a malicious DCM file for exploitation.

Patch / fix

fixed in 1

microdicom dicom_viewer 2025.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSMA-25-121-01 updated 2025-05-06 cvss 8.8

MicroDicom DICOM Viewer

MicroDicom DICOM Viewer <=2025.1_Build_3321
affected: fixed in 2025.2 microdicom.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 18 mo ago (2025-05-01)

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA	4.0	8.6	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA	4.0	8.6	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

MicroDicom DICOM Viewer

Classification

Weakness

CWE-787 Out-of-bounds Write

References

cisa.gov /news-events/ics-medical-advisories/icsma-25-121-01

Sources

CVE List CVE-2025-35975
NVD CVE-2025-35975

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary