CVE-2025-8036
Thunderbird cached CORS preflight responses across IP address changes. This allowed circumventing CORS with DNS rebinding. This vulnerability affects Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird < 140.1.
| Software | From | Fixed in |
|---|---|---|
| mozilla / firefox | - | 141.0 |
| mozilla / thunderbird | - | 141.0 |
| mozilla / firefox | - | 140.1.0 |
| mozilla / thunderbird | - | 140.1.0 |
- https://bugzilla.mozilla.org/show_bug.cgi?id=1960834
- https://www.kb.cert.org/vuls/id/652514
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
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