Buffer overflow in Color Iccdev
CVE-2026-21676
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below have a Heap-based Buffer Overflow in its CIccMBB::Validate function which checks tag data validity. This issue is fixed i…
Vulnerability class: Buffer Overflow
EPSS: 0.003 (26.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Color Iccdev
- Internationalcolorconsortium Iccdev — versions < 2.3.1.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- security-advisories@github.com (Exploit, x_refsource_MISC, Issue Tracking, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-21676?
- CVE-2026-21676 is a high-severity vulnerability in Color Iccdev, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2026-01-06.
- How severe is CVE-2026-21676?
- High severity. CVSS v3 base score is 8.8 out of 10.