Critical severity9.8NVD Advisory· Published Dec 9, 2025· Updated Apr 13, 2026
CVE-2025-14330
CVE-2025-14330
Description
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
39cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*+ 3 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*range: <146.0
- cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*range: <140.6.0
- (no CPE)range: <140.6
- (no CPE)range: <146
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*+ 2 more
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*range: <146.0
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*range: <140.6.0
- (no CPE)range: <146
- osv-coords32 versionspkg:rpm/almalinux/firefoxpkg:rpm/almalinux/firefox-x11pkg:rpm/almalinux/thunderbirdpkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweedpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP6pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP7pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP6pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP7pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP6pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP7
< 140.6.0-1.el9_7.alma.1+ 31 more
- (no CPE)range: < 140.6.0-1.el9_7.alma.1
- (no CPE)range: < 140.6.0-1.el9_7.alma.1
- (no CPE)range: < 140.6.0-1.el9_7.alma.1
- (no CPE)range: < 140.6.0-1.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-160000.1.1
- (no CPE)range: < 146.0-1.1
- (no CPE)range: < 140.6.0-150200.8.248.1
- (no CPE)range: < 140.6.0-bp160.1.1
- (no CPE)range: < 140.6.0-1.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-112.292.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-160000.1.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-150200.152.213.1
- (no CPE)range: < 140.6.0-160000.1.1
- (no CPE)range: < 140.6.0-112.292.1
- (no CPE)range: < 140.6.0-150200.8.248.1
- (no CPE)range: < 140.6.0-150200.8.248.1
- (no CPE)range: < 140.6.0-150200.8.248.1
- (no CPE)range: < 140.6.0-150200.8.248.1
Patches
Vulnerability mechanics
References
5- www.mozilla.org/security/advisories/mfsa2025-92/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-94/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-95/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-96/nvdVendor Advisory
- bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions Required
News mentions
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