vulnerability
MFSA2025-81 Firefox: Security Vulnerabilities fixed in Firefox 144 (CVE-2025-11721)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 10 | (AV:N/AC:L/Au:N/C:C/I:C/A:C) | Oct 14, 2025 | Oct 15, 2025 | Oct 16, 2025 |
Severity
10
CVSS
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Published
Oct 14, 2025
Added
Oct 15, 2025
Modified
Oct 16, 2025
Description
Memory safety bug present in Firefox 143 and Thunderbird 143. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code.
Solution
mozilla-firefox-upgrade-144_0
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