Mitigation bypass in the Web Compatibility: Tooling component. This vulnerability was fixed in Firefox 143 and Thunderbird 143.
CVSS Details
- CVSS 3.1 Base Score: 5.4
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Freebsd | — | Upgrade thunderbirdUpgrade firefox | Dec 10, 2025 | Nov 2, 2025 |
| Mfsa2025 73 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 143.0 | Sep 17, 2025 | Sep 16, 2025 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 143.0 | Sep 17, 2025 | Sep 16, 2025 |
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