Vulnerability · Published Jan 24, 2026 · Assigned by GitHub_M

CVE-2026-24407iccDEV has Undefined Behavior in icSigCalcOp()

High 7.1

In plain English

A high-severity improper input validation in iccDEV from InternationalColorConsortium. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).

Severity (CVSS 3.1)7.1High

Exploit odds (30 days)0.5%top 58.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

iccDEV provides libraries and tools for interacting with, manipulating, and applying ICC color management profiles. Versions 2.3.1.1 and below have Undefined Behavior in icSigCalcOp(). This occurs when user-controllable input is unsafely incorporated into ICC profile data or other structured binary blobs. Successful exploitation may allow an attacker to perform DoS, manipulate data, bypass application logic and Code Execution. This issue has been fixed in version 2.3.1.2.

Affected products (as reported)

Vendor	Product	Versions
InternationalColorConsortium	iccDEV	< 2.3.1.2

Weakness: CWE-20, CWE-758 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

References

https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-m6gx-93cp-4855 x_refsource_CONFIRM
https://github.com/InternationalColorConsortium/iccDEV/issues/481 x_refsource_MISC
https://github.com/InternationalColorConsortium/iccDEV/commit/881802931a71c4b0dfc28bc80ee55b2cb84dab90 x_refsource_MISC