{"action":"Upgrade firefox-esr to 78.5.0esr-1 or later.","affected":[{"fixed":"78.5.0esr-1","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["78.5.0esr-1"],"id":"tcs_01M5NEXN2E2NFD9762ME170887","modified_at":"2026-09-11T11:02:31.174971900Z","published_at":"2020-12-09T01:15:13.223Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-26960","https://security-tracker.debian.org/tracker/CVE-2020-26960"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-26960#Debian:14/firefox-esr","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-26960"}],"summary":"If the Compact() method was called on an nsTArray, the array could have been reallocated without updating other pointers, leading to a potential use-after-free and exploitable crash. This vulnerabilit"}