High severity8.8NVD Advisory· Published Dec 22, 2022· Updated Jun 17, 2026
CVE-2022-0566
CVE-2022-0566
Description
It may be possible for an attacker to craft an email message that causes Thunderbird to perform an out-of-bounds write of one byte when processing the message. This vulnerability affects Thunderbird < 91.6.1.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*range: <91.6.1
- (no CPE)range: <91.6.1
- (no CPE)range: unspecified
- osv-coords4 versionspkg:rpm/almalinux/thunderbirdpkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweedpkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP3
< 91.7.0-2.el8_5.alma+ 3 more
- (no CPE)range: < 91.7.0-2.el8_5.alma
- (no CPE)range: < 91.6.1-8.54.1
- (no CPE)range: < 91.6.1-1.1
- (no CPE)range: < 91.6.1-8.54.1
Patches
Vulnerability mechanics
References
2- bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions RequiredVendor Advisory
- www.mozilla.org/security/advisories/mfsa2022-07/nvdVendor Advisory
News mentions
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