Comfy ComfyUI-Manager up to 3.39.1/4.0.4 config.ini crlf injection

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Comfy ComfyUI-Manager up to 3.39.1/4.0.4. Affected by this issue is some unknown functionality of the file config.ini. Such manipulation leads to crlf injection. This vulnerability is listed as CVE-2026-22777. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Comfy ComfyUI-Manager up to 3.39.1/4.0.4. Affected by this issue is an unknown functionality of the file config.ini. The manipulation with an unknown input leads to a crlf injection vulnerability. Using CWE to declare the problem leads to CWE-93. The product uses CRLF (carriage return line feeds) as a special element, e.g. to separate lines or records, but it does not neutralize or incorrectly neutralizes CRLF sequences from inputs. Impacted is integrity. CVE summarizes:

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.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-22777 since 01/09/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

By approaching the search of inurl:config.ini it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 3.39.2 or 4.0.5 eliminates this vulnerability. Applying the patch f4fa394e0f03b013f1068c96cff168ad10bd0410 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-1864). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (GitHub_M): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Crlf injection
CWE: CWE-93 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Google Hack: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: ComfyUI-Manager 3.39.2/4.0.5
Patch: f4fa394e0f03b013f1068c96cff168ad10bd0410

Timelineinfo

01/09/2026 CVE reserved
01/10/2026 +1 days Advisory disclosed
01/10/2026 +0 days VulDB entry created
01/10/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: GHSA-562r-8445-54r2
Status: Confirmed

CVE: CVE-2026-22777 (🔒)
GCVE (CVE): GCVE-0-2026-22777
GCVE (VulDB): GCVE-100-340418
EUVD: 🔒

Entryinfo

Created: 01/10/2026 10:38
Updated: 01/10/2026 23:43
Changes: 01/10/2026 10:38 (67), 01/10/2026 23:43 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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