High severity8.8NVD Advisory· Published May 12, 2026· Updated Jun 5, 2026
CVE-2026-8389
CVE-2026-8389
Description
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: = 150.0.3
Patches
Vulnerability mechanics
References
2- www.mozilla.org/security/advisories/mfsa2026-45/nvdVendor Advisory
- bugzilla.mozilla.org/show_bug.cginvdPermissions Required
News mentions
0No linked articles in our index yet.