vulnerability
MFSA2025-01 Firefox: Security Vulnerabilities fixed in Firefox 134 (CVE-2025-0240)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:L/Au:N/C:N/I:P/A:N) | Jan 7, 2025 | Jan 8, 2025 | Apr 15, 2026 |
Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:P/A:N)
Published
Jan 7, 2025
Added
Jan 8, 2025
Modified
Apr 15, 2026
Description
Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free. This vulnerability was fixed in Firefox 134, Firefox ESR 128.6, Thunderbird 134, and Thunderbird 128.6.
Solution
mozilla-firefox-upgrade-134_0
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