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

Vulnerability summary

CVE-2026-24407 is a high (CVSS 8.8) Improper Input Validation vulnerability in color iccdev. EPSS estimates a 0.48% chance of exploitation in the next 30 days, higher than 40.1% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 24-01-2026
   PublishedVulnerability first disclosed.
2. 26-01-2026
   Last modifiedVulnerability information updated.

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.

• CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
• CWE-758Reliance on Undefined, Unspecified, or Implementation-Defined BehaviorThe product uses an API function, data structure, or other entity in a way that relies on properties that are not always guaranteed to hold for that entity.