{"action":"Upgrade php-phpseclib4 to 4.0.1-1 or later.","affected":[{"fixed":"4.0.1-1","introduced":"0"}],"component":"php-phpseclib4","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.0.1-1"],"id":"tcs_01M5NVXY6GVESQB1WNMQHT7WJ2","modified_at":"2026-10-01T03:03:51.887676682Z","published_at":"2026-09-01T20:17:24.867Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-84308","https://security-tracker.debian.org/tracker/CVE-2026-84308"],"severity":{"label":"medium","score":6.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-84308#Debian:14/php-phpseclib4","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-84308"}],"summary":"phpseclib is a PHP secure communications library. Prior to 3.0.57 and 4.0.1, pure-PHP X25519 scalar multiplication in phpseclib/Math/PrimeField/Integer.php performs data-dependent conditional modular"}