CVE-2026-10702: Mozilla Firefox

Medium severity, CVSS 4.3. EPSS: 0.9% chance of exploitation in the next 30 days.

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 151.0.3.

Affected products

• Mozilla Firefox: before 151.0.3 (fixed in 151.0.3)

Published 2026-06-02. Last modified 2026-07-22.