๐Ÿ” CVE Alert

CVE-2025-11153

HIGH 7.5

JIT miscompilation in the JavaScript Engine: JIT component

CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 143.0.3.

Vendor mozilla
Product firefox
Ecosystems
Industries
Technology
Published Sep 30, 2025
Last Updated Apr 13, 2026
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Affected Versions

Mozilla / Firefox
All versions affected

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
bugzilla.mozilla.org: https://bugzilla.mozilla.org/show_bug.cgi?id=1987481 mozilla.org: https://www.mozilla.org/security/advisories/mfsa2025-80/

Credits

Nan Wang