{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86141","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","state":"PUBLISHED","assignerShortName":"mitre","dateReserved":"2026-09-05T04:27:58.625Z","datePublished":"2026-09-05T04:27:59.795Z","dateUpdated":"2026-09-09T19:15:52.468Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"libxml2","vendor":"xmlsoft","versions":[{"lessThan":"2.15.4","status":"affected","version":"0","versionType":"semver"}]}],"descriptions":[{"lang":"en","value":"xmlregexp in libxml2 before 2.15.4 has a NULL pointer dereference in xmlRegNewParserCtxt after a strdup failure, i.e., it does not calculate a string length after NULL checking."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":2.9,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-252","description":"CWE-252 Unchecked Return Value","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre","dateUpdated":"2026-09-05T04:27:59.795Z"},"references":[{"url":"https://github.com/GNOME/libxml2/compare/v2.15.3...v2.15.4"},{"url":"https://github.com/GNOME/libxml2/commit/e89a8aae4c9b40cdafcf66b3f9e57c62db37bb55"},{"url":"https://gitlab.gnome.org/GNOME/libxml2/-/work_items/1107"}],"x_generator":{"engine":"CVE-Request-form 0.0.1"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*","versionEndExcluding":"2.15.4"}]}]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-09T19:15:44.918805Z","id":"CVE-2026-86141","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-09T19:15:52.468Z"}}]}}