9.8
Critique
CVE-2025-6433 If a user visited a webpage with an invalid TLS certificate, and granted an exception, the webpage was able to provide a…
Description
If a user visited a webpage with an invalid TLS certificate, and granted an exception, the webpage was able to provide a WebAuthn challenge that the user would be prompted to complete. This is in violation of the WebAuthN spec which requires "a secure transport established without errors". This vulnerability was fixed in Firefox 140 and Thunderbird 140.
Produits et versions touchés
| Produit | Versions touchées | Corrigé en |
|---|---|---|
| Firefox 140 | premières → < 140 | 140 |
| Thunderbird 140 | premières → < 140 | 140 |
Autres CVE de Firefox
Les 2221 CVE de Firefox →
CVE-2026-120572
Incorrect boundary conditions in the Layout: Block and Inline component
8.8
Élevée
CVE-2026-118027
Frame poisoning in the Layout component
9.1
Critique
CVE-2026-118025
Other issue in the SVG component
8.8
Élevée
CVE-2026-118026
Invalid pointer in the JavaScript: GC component
8.8
Élevée