CRLF Injection Affecting comfyui-manager package, versions [,4.0.5)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-COMFYUIMANAGER-14928094
- published15 Jan 2026
- disclosed13 Jan 2026
- credit李存义, D0n9 Li, Swings, Osword
Introduced: 13 Jan 2026
CVE-2026-22777 (opens in a new tab)How to fix?
Upgrade comfyui-manager to version 4.0.5 or higher.
Overview
comfyui-manager is a ComfyUI-Manager provides features to install and manage custom nodes for ComfyUI, as well as various functionalities to assist with ComfyUI.
Affected versions of this package are vulnerable to CRLF Injection via the write_config function. An attacker can alter configuration settings by injecting special characters into HTTP query parameters, which are then written to the configuration file.
Note: This is only exploitable if the application is run with the --listen option enabled, allowing remote access.
Workaround
This vulnerability can be mitigated by running the application only on trusted networks, blocking external access via firewall, or running on localhost only without the --listen option.