9.1
Critical
CVE-2026-16390 Mitigation bypass in the Enterprise Policies component
Description
Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 153 | earliest → < 153 | 153 |
| Firefox 140.13 | earliest → < 140.13 | 140.13 |
| Thunderbird 153 | earliest → < 153 | 153 |
| Thunderbird 140.13 | earliest → < 140.13 | 140.13 |
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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