8.8
High
CVE-2026-8389 JIT miscompilation in the JavaScript Engine: JIT component
Description
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 150.0 | earliest → < 150.0.3 | 150.0.3 |
| Red Hat Enterprise Linux 10 | Versions not published | |
| Red Hat Enterprise Linux 6 | Versions not published | |
| Red Hat Enterprise Linux 7 | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published | |
| Red Hat Enterprise Linux 9 | Versions not published |
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