{"action":"Upgrade expat to 2.8.1-r0 or later.","affected":[{"fixed":"2.8.1-r0","introduced":"0"}],"component":"expat","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.20","exploited":false,"fixed_versions":["2.8.1-r0"],"id":"tcs_01M5NFSE0FCG2T3S83M8PC44BR","modified_at":"2026-10-01T02:17:49.310682187Z","published_at":"2026-05-10T07:16:07.883Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-45186","https://security.alpinelinux.org/vuln/CVE-2026-45186"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-45186","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-45186"}],"summary":"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."}