CVE-2024-0752: Mozilla Firefox

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A use-after-free crash could have occurred on macOS if a Firefox update were being applied on a very busy system. This could have resulted in an exploitable crash. This vulnerability affects Firefox < 122.

Affected products

• Mozilla Firefox: before 122.0 (fixed in 122.0)

Published 2024-01-23. Last modified 2026-06-17.