{"id":"CVE-2026-84132","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-84132","summary":"Information disclosure in the Networking: HTTP component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.","details":"Information disclosure in the Networking: HTTP component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.","published":"2026-09-01T13:20:07.230","modified":"2026-09-03T18:35:14.190","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2063020"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2026-82/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2026-85/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2026-86/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2026-88/"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-03T18:35:14.190"}}