{"action":"Upgrade re2c to 1.3-r1 or later.","affected":[{"fixed":"1.3-r1","introduced":"0"}],"component":"re2c","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["1.3-r1"],"id":"tcs_01M5NC37R7092DZP9239WXTZEF","modified_at":"2026-09-11T10:17:51.367157230Z","published_at":"2020-04-21T01:15:11.570Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2020-11958","https://security.alpinelinux.org/vuln/CVE-2020-11958"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2020-11958#Alpine:v3.23/re2c","url":"https://osv.dev/vulnerability/ALPINE-CVE-2020-11958"}],"summary":"re2c 1.3 has a heap-based buffer overflow in Scanner::fill in parse/scanner.cc via a long lexeme."}