{"id":"CVE-2026-45186","revision":"1efaf7f62cc64cbf9181896054c3aa50","records":[{"revision":"1efaf7f62cc64cbf9181896054c3aa50","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-45186","aliases":[],"title":"In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input.","description":"In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input.","state":0,"publishedAt":"2026-05-10T06:36:16.927+00:00","modifiedAt":"2026-10-15T01:19:35.543+00:00","affected":[{"ecosystem":"Vendor product","name":"libexpat","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"product\": \"libexpat\",\n                    \"vendor\": \"libexpat project\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"2.8.1\",\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","score":2.9,"severity":"LOW"}],"references":["https://github.com/libexpat/libexpat/pull/1216"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-45186","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-45186","identifiers":["CVE-2026-45186"]},"retained":false,"historicalAffected":[]}],"coverage":[]}