CVE-2026-22777: Comfy Comfyui-Manager

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

ComfyUI-Manager is an extension designed to enhance the usability of ComfyUI. Prior to versions 3.39.2 and 4.0.5, an attacker can inject special characters into HTTP query parameters to add arbitrary configuration values to the config.ini file. This can lead to security setting tampering or modification of application behavior. This issue has been patched in versions 3.39.2 and 4.0.5.

Affected products

• Comfy Comfyui-Manager: before 3.39.2 (fixed in 3.39.2); from 4.0.3, before 4.0.5 (fixed in 4.0.5)

Published 2026-01-10. Last modified 2026-06-17.