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CVE-2026-21494

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Date: January 6, 2026

iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. A vulnerability present in versions prior to 2.3.1.2 affects users of the iccDEV library who process ICC color profiles. It results in heap buffer overflow in "CIccTagLut8::Validate()". Version 2.3.1.2 contains a patch. No known workarounds are available.

Severity Score

Related Resources (6)

https://github.com/InternationalColorConsortium/iccDEV/commit/e91fe722ac54ce497d410153e7405090e0565d7b
https://github.com/InternationalColorConsortium/iccDEV/issues/398
https://nvd.nist.gov/vuln/detail/CVE-2026-21494
https://github.com/InternationalColorConsortium/iccDEV/commit/7c2cb719a9de1c00844e457e070d657314383ee3
https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-hjxv-xr7w-84fc
https://www.mend.io/vulnerability-database/CVE-2026-21494

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Heap-based Buffer Overflow

CWE-122

Off-by-one Error

CWE-193

Top Fix

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Upgrade Version

Upgrade to version https://github.com/InternationalColorConsortium/iccDEV.git - v2.3.1.2

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): HIGH

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