What’s Vulnerable › Vulnerabilities

CVE-2026-21686: iccDEV has Undefined Behavior in CIccTagLutAtoB::Validate()

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-07 · updated 2026-06-17
• Weakness: CWE-20

Description

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.

Affected products

• InternationalColorConsortium iccDEV: before 2.3.1.1 — fixed in 2.3.1.1

How to fix

Upgrade to a fixed version: InternationalColorConsortium iccDEV 2.3.1.1. Check the vendor advisory for mitigations.

References

• https://github.com/InternationalColorConsortium/iccDEV/issues/214
• https://github.com/InternationalColorConsortium/iccDEV/pull/222
• https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-792q-cqq9-mq4x

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