GHSA-hcr8-q9p9-c49fCriticalCVSS 9.8

Internally found bugs present in Firefox 154, Firefox ESR 153.1 and Firefox ESR 140.14. Some of...

Published
September 1, 2026
Last Modified
September 3, 2026

🔗 CVE IDs covered (1)

📋 Description

Internally found bugs present in Firefox 154, Firefox ESR 153.1 and Firefox ESR 140.14. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, and Firefox ESR 153.2.

🔗 References (11)