What is CVE-2026-21674?

CVE-2026-21674 is a low-severity vulnerability in Color Iccdev, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 3.3/10. Published 2026-01-06.

How severe is CVE-2026-21674?

Low severity. CVSS v3 base score is 3.3 out of 10.

Vulnerability in Color Iccdev

CVE-2026-21674

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below contain a memory leak vulnerability in its XML MPE Parsing Path (iccFromXml). This issue is fixed in version 2.3.1.1.

Published 2026-01-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.002 (7.2th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Color Iccdev
Internationalcolorconsortium Iccdev — versions < 2.3.1.1

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-xww6-v3… (Patch, Vendor Advisory)
github.com/InternationalColorConsortium/iccDEV/issues/241 (Exploit, Issue Tracking, Vendor Advisory)
github.com/InternationalColorConsortium/iccDEV/commit/d7028d8f558bb681efe2b85f0… (Patch)

Frequently asked questions

What is CVE-2026-21674?: CVE-2026-21674 is a low-severity vulnerability in Color Iccdev, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 3.3/10. Published 2026-01-06.
How severe is CVE-2026-21674?: Low severity. CVSS v3 base score is 3.3 out of 10.