{"action":"Upgrade firefox-esr to 128.8.0esr-1~deb12u1 or later.","affected":[{"fixed":"128.8.0esr-1~deb12u1","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["128.8.0esr-1~deb12u1"],"id":"tcs_01M5NMZNT2KFD0Y84RMVZDZXDH","modified_at":"2026-10-06T09:47:27.711165600Z","published_at":"2025-03-04T14:15:37.963Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-1931","https://security-tracker.debian.org/tracker/CVE-2025-1931"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-1931","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-1931"}],"summary":"It was possible to cause a use-after-free in the content process side of a WebTransport connection, leading to a potentially exploitable crash. This vulnerability was fixed in Firefox 136, Firefox ESR"}