{"action":"Upgrade wolfssl to 5.9.1-r0 or later.","affected":[{"fixed":"5.9.1-r0","introduced":"0"}],"component":"wolfssl","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["5.9.1-r0"],"id":"tcs_01M6G9J3X984788YHKP8HF4P4S","modified_at":"2026-11-03T06:30:17.993053008Z","published_at":"2026-04-09T22:16:36.937Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-5772","https://security.alpinelinux.org/vuln/CVE-2026-5772"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-5772","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-5772"}],"summary":"A 1-byte stack buffer over-read was identified in the MatchDomainName function (src/internal.c) during wildcard hostname validation when the LEFT_MOST_WILDCARD_ONLY flag is active. If a wildcard * exh"}