CVE-2023-32209: Mozilla Firefox

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

A maliciously crafted favicon could have led to an out of memory crash. This vulnerability affects Firefox < 113.

Affected products

• Mozilla Firefox: before 113.0 (fixed in 113.0)

Published 2023-06-19. Last modified 2026-06-17.