What’s Vulnerable › Vulnerabilities

CVE-2026-21486: Use After Free and Heap-based Buffer Overflow and Integer Overflow or Wraparound and Out-of-bounds Write in iccDEV

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-06 · updated 2026-06-17
• Weakness: CWE-122

Description

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1.1 and below contain Use After Free, Heap-based Buffer Overflow and Integer Overflow or Wraparound and Out-of-bounds Write vulnerabilities in its CIccSparseMatrix::CIccSparseMatrix function. This issue is fixed in version 2.3.1.2.

Affected products

• InternationalColorConsortium iccDEV: before 2.3.1.2 — fixed in 2.3.1.2

How to fix

Upgrade to a fixed version: InternationalColorConsortium iccDEV 2.3.1.2. Check the vendor advisory for mitigations.

References

• https://github.com/InternationalColorConsortium/iccDEV/commit/1ab7363f38a20089934d3410c88f714eea392bf5
• https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-mg98-j5q2-674w

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