{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"10.45"}],"component":"pcre2","cve_ids":["CVE-2025-58050"],"ecosystem":"PyPI","epss":0.00862,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-c2gv-xgf5-5cc2","id":"tcs_01M5KGPG9HBKEP5N1ZF4VD6Q5J","modified_at":"2026-07-13T07:15:39.720370041Z","published_at":"2025-08-27T19:15:37.560Z","references":["https://osv.dev/vulnerability/PYSEC-2025-259","https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.46","https://github.com/PCRE2Project/pcre2/commit/a141712e5967d448c7ce13090ab530c8e3d82254","https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-c2gv-xgf5-5cc2"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"PYSEC-2025-259","url":"https://osv.dev/vulnerability/PYSEC-2025-259"}],"summary":"The PCRE2 library is a set of C functions that implement regular expression pattern matching. In version 10.45, a heap-buffer-overflow read vulnerability exists in the PCRE2 regular expression matchin"}