{"action":"Upgrade perl to 5.40.1-5 or later.","affected":[{"fixed":"5.40.1-5","introduced":"0"}],"component":"perl","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.40.1-5"],"id":"tcs_01M5NNVPE2NMDB383WP2C77ATP","modified_at":"2026-09-01T20:05:52.109169527Z","published_at":"2025-05-30T13:15:22.350Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-40909","https://security-tracker.debian.org/tracker/CVE-2025-40909"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-40909#Debian:14/perl","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-40909"}],"summary":"Perl threads have a working directory race condition where file operations may target unintended paths. If a directory handle is open at thread creation, the process-wide current working directory is"}