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Vulnerability · Published Jan 6, 2026 · Assigned by GitHub_M

CVE-2026-21494iccDEV has heap buffer overflow in CIccTagLut8::Validate()

Medium 6.1

In plain English

A medium-severity heap buffer overflow in iccDEV from InternationalColorConsortium. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 6% of all known vulnerabilities).

Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.2%top 94.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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. 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.

Affected products (as reported)

VendorProductVersions
InternationalColorConsortium iccDEV < 2.3.1.2

Weakness: CWE-122, CWE-125, CWE-193 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

References