CVE-2026-21686

{"id": "CVE-2026-21686", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.2, "exploitabilityScore": 2.8}]}, "published": "2026-01-07T22:15:44.780", "references": [{"url": "https://github.com/InternationalColorConsortium/iccDEV/issues/214", "source": "security-advisories@github.com"}, {"url": "https://github.com/InternationalColorConsortium/iccDEV/pull/222", "source": "security-advisories@github.com"}, {"url": "https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-792q-cqq9-mq4x", "source": "security-advisories@github.com"}], "vulnStatus": "Undergoing Analysis", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-758"}]}], "descriptions": [{"lang": "en", "value": "iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of International Color Consortium (ICC) color management profiles. Versions prior to 2.3.1.2 have Undefined Behavior in `CIccTagLutAtoB::Validate()`. This vulnerability affects users of the iccDEV library who process ICC color profiles. Version 2.3.1.2 contains a patch. No known workarounds are available."}], "lastModified": "2026-01-08T18:08:18.457", "sourceIdentifier": "security-advisories@github.com"}