{"id":"CVE-2026-21684","state":"PUBLISHED","title":"iccDEV has Undefined Behavior in CIccTagSpectralViewingConditions()","description":"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 `CIccTagSpectralViewingConditions()`. 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.","publishedAt":"2026-01-07T21:18:31.527Z","updatedAt":"2026-01-07T21:35:37.015Z","severity":{"score":7.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["InternationalColorConsortium iccDEV"],"affected":[{"vendor":"InternationalColorConsortium","product":"iccDEV","versions":[{"version":"< 2.3.1.2","status":"affected"}]}],"references":["https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-fg9m-j9x8-8279","https://github.com/InternationalColorConsortium/iccDEV/issues/216","https://github.com/InternationalColorConsortium/iccDEV/pull/225"],"weaknesses":["CWE-20","CWE-758"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/21xxx/CVE-2026-21684.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21684","state":"PUBLISHED","datePublished":"2026-01-07T21:18:31.527Z","dateUpdated":"2026-01-07T21:35:37.015Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-01-02T18:45:27.396Z"},"containers":{"cna":{"title":"iccDEV has Undefined Behavior in CIccTagSpectralViewingConditions()","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 `CIccTagSpectralViewingConditions()`. 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."}],"affected":[{"vendor":"InternationalColorConsortium","product":"iccDEV","versions":[{"version":"< 2.3.1.2","status":"affected"}]}],"references":[{"url":"https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-fg9m-j9x8-8279","name":"https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-fg9m-j9x8-8279","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/InternationalColorConsortium/iccDEV/issues/216","name":"https://github.com/InternationalColorConsortium/iccDEV/issues/216","tags":["x_refsource_MISC"]},{"url":"https://github.com/InternationalColorConsortium/iccDEV/pull/225","name":"https://github.com/InternationalColorConsortium/iccDEV/pull/225","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","lang":"en","description":"CWE-20: Improper Input Validation","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-758","lang":"en","description":"CWE-758: Reliance on Undefined, Unspecified, or Implementation-Defined Behavior","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-01-07T21:18:31.527Z"},"source":{"advisory":"GHSA-fg9m-j9x8-8279","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-07T21:35:25.013168Z","id":"CVE-2026-21684","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-07T21:35:37.015Z"}}]}}}