{"id":"RHSA-2026:1320","summary":"Red Hat Security Advisory: thunderbird security update","modified":"2026-03-19T10:15:52Z","published":"2026-01-27T10:12:56Z","upstream":["CVE-2025-14327","CVE-2026-0877","CVE-2026-0878","CVE-2026-0879","CVE-2026-0880","CVE-2026-0882","CVE-2026-0883","CVE-2026-0884","CVE-2026-0885","CVE-2026-0886","CVE-2026-0887","CVE-2026-0890","CVE-2026-0891"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:1320"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2420507"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428961"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428963"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428965"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428966"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428967"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428968"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428969"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428971"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428972"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428973"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428975"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2428978"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_1320.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14327"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2025-14327"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-14327"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2025-14327"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2025-14327"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0877"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0877"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0877"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0877"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2026-0877"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0878"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0878"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0878"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0878"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2026-0878"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0879"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0879"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0879"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0879"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2026-0879"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0880"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0880"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0880"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0880"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2026-0880"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0882"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0882"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0882"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0882"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2026-0882"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0883"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0883"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0883"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0883"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0884"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0884"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0884"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0884"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0885"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0885"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0885"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0885"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2026-0885"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0886"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0886"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0886"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0886"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2026-0886"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0887"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0887"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0887"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0887"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2026-0887"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0890"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0890"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0890"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0890"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2026-0890"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-0891"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-0891"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0891"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-03/#CVE-2026-0891"},{"type":"ARTICLE","url":"https://www.mozilla.org/security/advisories/mfsa2026-05/#CVE-2026-0891"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"Red 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Hat:rhel_eus:9.6::appstream","purl":"pkg:rpm/redhat/thunderbird-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:140.7.0-2.el9_6"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:1320.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"}]}