9.6
Critical
CVE-2026-92035 Sandbox escape due to incorrect boundary conditions in the Graphics component
Description
Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Thunderbird 140.17, Firefox 156, Firefox ESR 153.3, Thunderbird 156, Thunderbird 153.3, Firefox ESR 115.42, and Firefox ESR 140.17.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 156 | earliest → < 156 | 156 |
| Firefox 153.3 | earliest → < 153.3 | 153.3 |
| Firefox 140.17 | earliest → < 140.17 | 140.17 |
| Firefox 115.42 | earliest → < 115.42 | 115.42 |
| Thunderbird 156 | earliest → < 156 | 156 |
| Thunderbird 153.3 | earliest → < 153.3 | 153.3 |
| Thunderbird 140.17 | earliest → < 140.17 | 140.17 |
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
- 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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