CVE-2026-8093
Memory safety bugs fixed in Thunderbird 150.0.2
- State
- Published
- Severity
- 8.1 High
- Published
- May 7, 2026
- Updated
- Oct 21, 2026
- Reserved
- May 7, 2026
Description
Memory safety bugs present in Thunderbird 150.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.2 and Thunderbird 150.0.2.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.1 High | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H | CISA-ADP |
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H | redhat-SADP |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
FirefoxMozilla |
|
ThunderbirdMozilla |
|
References
- Memory safety bugs fixed in Thunderbird 150.0.2
- https://www.mozilla.org/security/advisories/mfsa2026-40/
- https://www.mozilla.org/security/advisories/mfsa2026-43/
- https://access.redhat.com/security/cve/CVE-2026-8093vdb-entry
- RHBZ#2467701issue-tracking
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8093.json
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