{"id":"RHSA-2026:20574","summary":"Red Hat Security Advisory: firefox security update","modified":"2026-06-09T10:07:15Z","published":"2026-05-26T10:07:34Z","upstream":["CVE-2026-8090","CVE-2026-8092","CVE-2026-8094"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:20574"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467706"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467708"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467709"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_20574.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-8090"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-8090"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8090"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-41/#CVE-2026-8090"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-44/#CVE-2026-8090"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-8092"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-8092"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8092"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-41/#CVE-2026-8092"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-44/#CVE-2026-8092"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-8094"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-8094"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8094"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-41/#CVE-2026-8094"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-44/#CVE-2026-8094"}],"affected":[{"package":{"name":"firefox","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/firefox"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:140.10.2-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20574.json"}},{"package":{"name":"firefox-debuginfo","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/firefox-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:140.10.2-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20574.json"}},{"package":{"name":"firefox-debugsource","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/firefox-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:140.10.2-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20574.json"}},{"package":{"name":"firefox-x11","ecosystem":"Red Hat:enterprise_linux:9::appstream","purl":"pkg:rpm/redhat/firefox-x11"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:140.10.2-1.el9_8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20574.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}