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Comfyui Manager CVE-2026-22777

HIGH
Improper Neutralization of CRLF Sequences ('CRLF Injection') (CWE-93)
2026-01-10 security-advisories@github.com GHSA-562r-8445-54r2
Code Injection Comfyui Manager
7.5
CVSS 3.1 · GitHub Advisory
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Severity by source

GitHub Advisory PRIMARY
7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
Patch released
Feb 05, 2026 - 21:02 nvd
Patch available
CVE Published
Jan 10, 2026 - 07:16 nvd
HIGH 7.5

DescriptionGitHub Advisory

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.

AnalysisAI

Comfyui-Manager versions up to 3.39.2 contains a vulnerability that allows attackers to security setting tampering or modification of application behavior (CVSS 7.5).

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Craft malicious HTTP query parameters
Exploit
Inject special characters into parameter values
Execution
Manipulate config.ini file contents
Impact
Alter security settings or application behavior
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Vulnerability AssessmentAI

Exploitation ComfyUI-Manager versions prior to 3.39.2 or 4.0.5 with HTTP parameter parsing enabled. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment CVSS 7.5 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker could exploit this vulnerability to security setting tampering or modification of application behavior.
Remediation A vendor patch is available — apply it immediately. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

Within 7 days: Identify all affected systems and apply vendor patches promptly. …

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CVE-2026-22777 vulnerability details – vuln.today
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