{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"pypdf","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NR5HKE7FAXC05MSNK5X8B5","modified_at":"2026-11-03T10:00:37.178939910Z","published_at":"2026-02-20T22:16:29.023Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-27026","https://security-tracker.debian.org/tracker/CVE-2026-27026"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-27026","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-27026"}],"summary":"pypdf is a free and open-source pure-python PDF library. Prior to 6.7.1, an attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires a malformed /FlateDecode st"}