Medium 5.4Published Jan 7, 2026

CVE-2026-21691iccDEV has Type Confusion in CIccTag:IsTypeCompressed()

Updated under an hour ago (Oct 26, 2026, 3:40 PM ET)

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It affects InternationalColorConsortium iccDEV and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for InternationalColorConsortium iccDEV

Exploited in the last 30 days

iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have a Type Confusion vulnerability in `CIccTag:IsTypeCompressed()`. This vulnerability affects users of the iccDEV library who process ICC color profiles. Version 2.3.1.2 contains a patch. No known workarounds are available.

CVSS: 5.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
Weakness (CWE): CWE-20, CWE-140, CWE-476, CWE-697, CWE-1025
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Analyzed
Record last updated: Jan 8, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

InternationalColorConsortium iccDEV internationalcolorconsortium:iccdev (from the name)	before 2.3.1.2	CNA record
color iccdev color:iccdev	before 2.3.1.2	NVD

References

References

https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-c9q5-x498-jv92	x-refsource-confirm, vendor-advisory
https://github.com/InternationalColorConsortium/iccDEV/issues/392	x-refsource-misc, exploit, issue-tracking, vendor-advisory
https://github.com/InternationalColorConsortium/iccDEV/pull/426	x-refsource-misc, issue-tracking, patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.