{"action":"Upgrade firefox-esr to 102.3.0esr-1 or later.","affected":[{"fixed":"102.3.0esr-1","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["102.3.0esr-1"],"id":"tcs_01M5NGY7BEE2BDQN2YWN13WVT2","modified_at":"2026-10-15T08:02:41.446072971Z","published_at":"2022-12-22T20:15:39.080Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2022-40958","https://security-tracker.debian.org/tracker/CVE-2022-40958"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2022-40958#Debian:13/firefox-esr","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2022-40958"}],"summary":"By injecting a cookie with certain special characters, an attacker on a shared subdomain which is not a secure context could set and thus overwrite cookies from a secure context, leading to session fi"}