9.8
Critical
CVE-2026-2791 Mitigation bypass in the Networking: Cache component
Description
Mitigation bypass in the Networking: Cache component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 148 | earliest → < 148 | 148 |
| Firefox 140.8 | earliest → < 140.8 | 140.8 |
| Thunderbird 148 | earliest → < 148 | 148 |
| Thunderbird 140.8 | earliest → < 140.8 | 140.8 |
References
- bugzilla.mozilla.org bugzilla.mozilla.org
- www.mozilla.org www.mozilla.org
- www.mozilla.org www.mozilla.org
- www.mozilla.org www.mozilla.org
- www.mozilla.org www.mozilla.org
Timeline
- Published
- Last modified
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