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RHSA-2026:22643
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Source
https://access.redhat.com/errata/RHSA-2026:22643
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:22643.json
JSON Data
https://api.osv.dev/v1/vulns/RHSA-2026:22643
Upstream
CVE-2026-8388
CVE-2026-8391
CVE-2026-8401
CVE-2026-8946
CVE-2026-8947
CVE-2026-8950
CVE-2026-8953
CVE-2026-8954
CVE-2026-8955
CVE-2026-8956
CVE-2026-8957
CVE-2026-8958
CVE-2026-8959
CVE-2026-8961
CVE-2026-8962
CVE-2026-8968
CVE-2026-8970
CVE-2026-8974
CVE-2026-8975
Published
2026-06-03T10:20:14Z
Modified
2026-06-03T10:33:18.208527579Z
Severity
7.5 (High)
CVSS_V3 - CVSS:3.1/AV:N/AC:H/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-2026:22643
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2476469
https://bugzilla.redhat.com/show_bug.cgi?id=2476475
https://bugzilla.redhat.com/show_bug.cgi?id=2476492
https://bugzilla.redhat.com/show_bug.cgi?id=2479839
https://bugzilla.redhat.com/show_bug.cgi?id=2479840
https://bugzilla.redhat.com/show_bug.cgi?id=2479842
https://bugzilla.redhat.com/show_bug.cgi?id=2479846
https://bugzilla.redhat.com/show_bug.cgi?id=2479847
https://bugzilla.redhat.com/show_bug.cgi?id=2479848
https://bugzilla.redhat.com/show_bug.cgi?id=2479849
https://bugzilla.redhat.com/show_bug.cgi?id=2479852
https://bugzilla.redhat.com/show_bug.cgi?id=2479853
https://bugzilla.redhat.com/show_bug.cgi?id=2479855
https://bugzilla.redhat.com/show_bug.cgi?id=2479860
https://bugzilla.redhat.com/show_bug.cgi?id=2479861
https://bugzilla.redhat.com/show_bug.cgi?id=2479871
https://bugzilla.redhat.com/show_bug.cgi?id=2479873
https://bugzilla.redhat.com/show_bug.cgi?id=2479876
https://bugzilla.redhat.com/show_bug.cgi?id=2479880
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_22643.json
https://access.redhat.com/security/cve/CVE-2026-8388
https://www.cve.org/CVERecord?id=CVE-2026-8388
https://nvd.nist.gov/vuln/detail/CVE-2026-8388
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8388
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8388
https://access.redhat.com/security/cve/CVE-2026-8391
https://www.cve.org/CVERecord?id=CVE-2026-8391
https://nvd.nist.gov/vuln/detail/CVE-2026-8391
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8391
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8391
https://access.redhat.com/security/cve/CVE-2026-8401
https://www.cve.org/CVERecord?id=CVE-2026-8401
https://nvd.nist.gov/vuln/detail/CVE-2026-8401
https://www.mozilla.org/security/advisories/mfsa2026-45/#CVE-2026-8401
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8401
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8401
https://access.redhat.com/security/cve/CVE-2026-8946
https://www.cve.org/CVERecord?id=CVE-2026-8946
https://nvd.nist.gov/vuln/detail/CVE-2026-8946
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8946
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8946
https://access.redhat.com/security/cve/CVE-2026-8947
https://www.cve.org/CVERecord?id=CVE-2026-8947
https://nvd.nist.gov/vuln/detail/CVE-2026-8947
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8947
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8947
https://access.redhat.com/security/cve/CVE-2026-8950
https://www.cve.org/CVERecord?id=CVE-2026-8950
https://nvd.nist.gov/vuln/detail/CVE-2026-8950
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8950
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8950
https://access.redhat.com/security/cve/CVE-2026-8953
https://www.cve.org/CVERecord?id=CVE-2026-8953
https://nvd.nist.gov/vuln/detail/CVE-2026-8953
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8953
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8953
https://access.redhat.com/security/cve/CVE-2026-8954
https://www.cve.org/CVERecord?id=CVE-2026-8954
https://nvd.nist.gov/vuln/detail/CVE-2026-8954
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8954
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8954
https://access.redhat.com/security/cve/CVE-2026-8955
https://www.cve.org/CVERecord?id=CVE-2026-8955
https://nvd.nist.gov/vuln/detail/CVE-2026-8955
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8955
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8955
https://access.redhat.com/security/cve/CVE-2026-8956
https://www.cve.org/CVERecord?id=CVE-2026-8956
https://nvd.nist.gov/vuln/detail/CVE-2026-8956
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8956
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8956
https://access.redhat.com/security/cve/CVE-2026-8957
https://www.cve.org/CVERecord?id=CVE-2026-8957
https://nvd.nist.gov/vuln/detail/CVE-2026-8957
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8957
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8957
https://access.redhat.com/security/cve/CVE-2026-8958
https://www.cve.org/CVERecord?id=CVE-2026-8958
https://nvd.nist.gov/vuln/detail/CVE-2026-8958
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8958
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8958
https://access.redhat.com/security/cve/CVE-2026-8959
https://www.cve.org/CVERecord?id=CVE-2026-8959
https://nvd.nist.gov/vuln/detail/CVE-2026-8959
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8959
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8959
https://access.redhat.com/security/cve/CVE-2026-8961
https://www.cve.org/CVERecord?id=CVE-2026-8961
https://nvd.nist.gov/vuln/detail/CVE-2026-8961
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8961
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8961
https://access.redhat.com/security/cve/CVE-2026-8962
https://www.cve.org/CVERecord?id=CVE-2026-8962
https://nvd.nist.gov/vuln/detail/CVE-2026-8962
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8962
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8962
https://access.redhat.com/security/cve/CVE-2026-8968
https://www.cve.org/CVERecord?id=CVE-2026-8968
https://nvd.nist.gov/vuln/detail/CVE-2026-8968
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8968
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8968
https://access.redhat.com/security/cve/CVE-2026-8970
https://www.cve.org/CVERecord?id=CVE-2026-8970
https://nvd.nist.gov/vuln/detail/CVE-2026-8970
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8970
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8970
https://access.redhat.com/security/cve/CVE-2026-8974
https://www.cve.org/CVERecord?id=CVE-2026-8974
https://nvd.nist.gov/vuln/detail/CVE-2026-8974
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8974
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8974
https://access.redhat.com/security/cve/CVE-2026-8975
https://www.cve.org/CVERecord?id=CVE-2026-8975
https://nvd.nist.gov/vuln/detail/CVE-2026-8975
https://www.mozilla.org/security/advisories/mfsa2026-48/#CVE-2026-8975
https://www.mozilla.org/security/advisories/mfsa2026-51/#CVE-2026-8975
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
0:140.11.0-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22643.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
0:140.11.0-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22643.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
0:140.11.0-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:22643.json"
RHSA-2026:22643 - OSV