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CVE-2026-21686

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Date: January 7, 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. Versions prior to 2.3.1.2 have Undefined Behavior in "CIccTagLutAtoB::Validate()". 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.

Severity Score

Related Resources (5)

https://github.com/InternationalColorConsortium/iccDEV/pull/222
https://github.com/InternationalColorConsortium/iccDEV/issues/214
https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-792q-cqq9-mq4x
https://nvd.nist.gov/vuln/detail/CVE-2026-21686
https://www.mend.io/vulnerability-database/CVE-2026-21686

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

CWE-758

Top Fix

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Upgrade Version

Upgrade to version https://github.com/InternationalColorConsortium/iccDEV.git - v2.3.1.1

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CVSS v3.1

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

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