vulnerability
MFSA2025-56 Firefox: Security Vulnerabilities fixed in Firefox 141 (CVE-2025-8036)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:N) | Jul 22, 2025 | Jul 23, 2025 | Aug 11, 2025 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:N)
Published
Jul 22, 2025
Added
Jul 23, 2025
Modified
Aug 11, 2025
Description
Firefox 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.
Solution
mozilla-firefox-upgrade-141_0
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