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RHSA-2026:9345
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Source
https://access.redhat.com/errata/RHSA-2026:9345
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:9345.json
JSON Data
https://api.test.osv.dev/v1/vulns/RHSA-2026:9345
Upstream
CVE-2026-33416
CVE-2026-33636
CVE-2026-5731
CVE-2026-5732
CVE-2026-5734
Published
2026-04-22T10:11:21Z
Modified
2026-04-23T10:15:15Z
Severity
8.8 (High)
CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS Calculator
Summary
Red Hat Security Advisory: thunderbird security update
Details
References
https://access.redhat.com/errata/RHSA-2026:9345
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2451805
https://bugzilla.redhat.com/show_bug.cgi?id=2451819
https://bugzilla.redhat.com/show_bug.cgi?id=2455897
https://bugzilla.redhat.com/show_bug.cgi?id=2455901
https://bugzilla.redhat.com/show_bug.cgi?id=2455908
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_9345.json
https://access.redhat.com/security/cve/CVE-2026-5731
https://www.cve.org/CVERecord?id=CVE-2026-5731
https://nvd.nist.gov/vuln/detail/CVE-2026-5731
https://www.mozilla.org/security/advisories/mfsa2026-27/#CVE-2026-5731
https://www.mozilla.org/security/advisories/mfsa2026-29/#CVE-2026-5731
https://access.redhat.com/security/cve/CVE-2026-5732
https://www.cve.org/CVERecord?id=CVE-2026-5732
https://nvd.nist.gov/vuln/detail/CVE-2026-5732
https://www.mozilla.org/security/advisories/mfsa2026-27/#CVE-2026-5732
https://www.mozilla.org/security/advisories/mfsa2026-29/#CVE-2026-5732
https://access.redhat.com/security/cve/CVE-2026-5734
https://www.cve.org/CVERecord?id=CVE-2026-5734
https://nvd.nist.gov/vuln/detail/CVE-2026-5734
https://www.mozilla.org/security/advisories/mfsa2026-27/#CVE-2026-5734
https://www.mozilla.org/security/advisories/mfsa2026-29/#CVE-2026-5734
https://access.redhat.com/security/cve/CVE-2026-33416
https://www.cve.org/CVERecord?id=CVE-2026-33416
https://nvd.nist.gov/vuln/detail/CVE-2026-33416
https://github.com/pnggroup/libpng/commit/23019269764e35ed8458e517f1897bd3c54820eb
https://github.com/pnggroup/libpng/commit/7ea9eea884a2328cc7fdcb3c0c00246a50d90667
https://github.com/pnggroup/libpng/commit/a3a21443ed12bfa1ef46fa0d4fb2b74a0fa34a25
https://github.com/pnggroup/libpng/commit/c1b0318b393c90679e6fa5bc1d329fd5d5012ec1
https://github.com/pnggroup/libpng/pull/824
https://github.com/pnggroup/libpng/security/advisories/GHSA-m4pc-p4q3-4c7j
https://access.redhat.com/security/cve/CVE-2026-33636
https://www.cve.org/CVERecord?id=CVE-2026-33636
https://nvd.nist.gov/vuln/detail/CVE-2026-33636
https://github.com/pnggroup/libpng/commit/7734cda20cf1236aef60f3bbd2267c97bbb40869
https://github.com/pnggroup/libpng/commit/aba9f18eba870d14fb52c5ba5d73451349e339c3
https://github.com/pnggroup/libpng/security/advisories/GHSA-wjr5-c57x-95m2
Affected packages
Red Hat:enterprise_linux:8::appstream
thunderbird
Package
Name
thunderbird
Purl
pkg:rpm/redhat/thunderbird
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:140.9.1-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:9345.json"
thunderbird-debuginfo
Package
Name
thunderbird-debuginfo
Purl
pkg:rpm/redhat/thunderbird-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:140.9.1-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:9345.json"
thunderbird-debugsource
Package
Name
thunderbird-debugsource
Purl
pkg:rpm/redhat/thunderbird-debugsource
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:140.9.1-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:9345.json"
RHSA-2026:9345 - OSV