{"schema_version":"1","data":[{"id":42342,"advisory_id":"b0aa8917-89eb-47ed-a306-1fbb378349e3","revision":1,"source_id":"core-cve","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-113351","source_published_at":"2026-10-20T10:41:37.468+00:00","published_at":"2026-10-25T11:42:24.364548+00:00","extraction_method":"structured","technologies":["core-cve","libexpat"],"cve_ids":["CVE-2026-113351"],"event_types":["advisory"],"payload":{"kind":"advisory","title":"libexpat 2.7.2 through 2.9.0 Denial of Service via XML_ParserReset","summary":"libexpat 2.7.2 through 2.9.0 contains a denial of service vulnerability because XML_ParserReset zeroes the direct byte count but never offsets tracked heap allocations. Attackers can submit a large XML document so later documents on the same reset parser fail with XML_ERROR_NO_MEMORY until it is recreated.","evidence":"cve:CVE-2026-113351","products":[{"name":{"value":"libexpat","evidence":"/containers/cna/affected/0/product"},"prerequisites":[],"fixed_versions":[],"affected_versions":[]}],"severity":"high","structured":{"id":"CVE-2026-113351","aliases":["CVE-2026-113351"],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","baseScore":8.2,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","userInteraction":"NONE","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","subIntegrityImpact":"NONE","vulnIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnConfidentialityImpact":"NONE"}},{"format":"CVSS","cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.9,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}}],"affected":[{"repo":"https://github.com/libexpat/libexpat","vendor":"libexpat","product":"libexpat","versions":[{"status":"affected","version":"2.7.2","versionType":"semver","lessThanOrEqual":"2.9.0"}],"packageURL":"pkg:github/libexpat/libexpat","defaultStatus":"unaffected"}],"modified":"2026-10-20T16:06:48.218Z","provider":"cve","references":["https://github.com/libexpat/libexpat/pull/1431","https://github.com/libexpat/libexpat/blob/a76b1174c1ea52abb639a4c69d52b630a8a106a2/expat/lib/xmlparse.c#L860-L884","https://github.com/libexpat/libexpat/blob/a76b1174c1ea52abb639a4c69d52b630a8a106a2/expat/lib/xmlparse.c#L1560","https://github.com/libexpat/libexpat","https://www.vulncheck.com/advisories/libexpat-2.7.2-through-2.9.0-denial-of-service-via-xml-parserreset"],"provider_metadata":{"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-113351","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-10-20T15:10:35.530839Z"}}}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-20T16:06:48.218Z"}}],"cna":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-20T11:24:06.634Z"}}},"related_cves":[{"value":"CVE-2026-113351","evidence":"/cveMetadata/cveId"}],"security_relevant":true,"severity_evidence":"/containers/cna/metrics"},"priority":{"reasons":["publisher_severity"],"severity":"high","linked_cves":[],"fix_available":false,"known_exploited":false,"publisher_severity":"high"},"context_update":false}],"next_after":42342,"next_before":42342}