CVE-2022-4066: Mozilla Firefox

High severity, CVSS 8.2. EPSS: 1.1% chance of exploitation in the next 30 days.

A vulnerability was found in davidmoreno onion. It has been rated as problematic. Affected by this issue is the function onion_response_flush of the file src/onion/response.c of the component Log Handler. The manipulation leads to allocation of resources. The name of the patch is de8ea938342b36c28024fd8393ebc27b8442a161. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-214028.

Affected products

• Mozilla Firefox: affected versions not specified
• Onion Project Onion: before 2022-09-05 (fixed in 2022-09-05)

Published 2022-11-19. Last modified 2026-06-17.