CVE-2026-10702

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

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v3.1

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

EPSS

0.86% chance of exploitation in the next 30 days, 56th percentile

Published

2026-06-02

Updated

2026-07-15

Proof-of-concept exploits (4)

• pubglite55/oppo-ghostlock62★ · 2026-08-08
• HORKimhab/CVE-2026-107021★ · 2026-07-30
• d1667018881/myroot
• shrijeet-lokhande/IonStack

References

• CVE Record
• NVD entry

Related

• CVE-2026-43499
• CVE-2026-43074
• CVE-2026-64560
• CVE-2026-10694
• CVE-2026-10703
• CVE-2026-10693