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Vulnerability details: VCID-v1bj-rnxc-9bfj
Vulnerability ID VCID-v1bj-rnxc-9bfj
Aliases CVE-2026-22777
GHSA-562r-8445-54r2
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-93 Improper Neutralization of CRLF Sequences ('CRLF Injection')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 9e-05 https://api.first.org/data/v1/epss?cve=CVE-2026-22777
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-562r-8445-54r2
cvssv3.1 7.5 https://github.com/Comfy-Org/ComfyUI-Manager
generic_textual HIGH https://github.com/Comfy-Org/ComfyUI-Manager
cvssv3.1 7.5 https://github.com/Comfy-Org/ComfyUI-Manager/commit/ef8703a3d7ab4e6ecda8f96e0c5816c23d1cb262
generic_textual HIGH https://github.com/Comfy-Org/ComfyUI-Manager/commit/ef8703a3d7ab4e6ecda8f96e0c5816c23d1cb262
cvssv3.1 7.5 https://github.com/Comfy-Org/ComfyUI-Manager/commit/f4fa394e0f03b013f1068c96cff168ad10bd0410
generic_textual HIGH https://github.com/Comfy-Org/ComfyUI-Manager/commit/f4fa394e0f03b013f1068c96cff168ad10bd0410
ssvc Track https://github.com/Comfy-Org/ComfyUI-Manager/commit/f4fa394e0f03b013f1068c96cff168ad10bd0410
cvssv3.1 7.5 https://github.com/Comfy-Org/ComfyUI-Manager/security/advisories/GHSA-562r-8445-54r2
cvssv3.1_qr HIGH https://github.com/Comfy-Org/ComfyUI-Manager/security/advisories/GHSA-562r-8445-54r2
generic_textual HIGH https://github.com/Comfy-Org/ComfyUI-Manager/security/advisories/GHSA-562r-8445-54r2
ssvc Track https://github.com/Comfy-Org/ComfyUI-Manager/security/advisories/GHSA-562r-8445-54r2
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2026-22777
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2026-22777
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2026-22777
https://github.com/Comfy-Org/ComfyUI-Manager
https://github.com/Comfy-Org/ComfyUI-Manager/commit/ef8703a3d7ab4e6ecda8f96e0c5816c23d1cb262
CVE-2026-22777 https://nvd.nist.gov/vuln/detail/CVE-2026-22777
f4fa394e0f03b013f1068c96cff168ad10bd0410 https://github.com/Comfy-Org/ComfyUI-Manager/commit/f4fa394e0f03b013f1068c96cff168ad10bd0410
GHSA-562r-8445-54r2 https://github.com/advisories/GHSA-562r-8445-54r2
GHSA-562r-8445-54r2 https://github.com/Comfy-Org/ComfyUI-Manager/security/advisories/GHSA-562r-8445-54r2
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/Comfy-Org/ComfyUI-Manager
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/Comfy-Org/ComfyUI-Manager/commit/ef8703a3d7ab4e6ecda8f96e0c5816c23d1cb262
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/Comfy-Org/ComfyUI-Manager/commit/f4fa394e0f03b013f1068c96cff168ad10bd0410
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-01-12T13:22:21Z/ Found at https://github.com/Comfy-Org/ComfyUI-Manager/commit/f4fa394e0f03b013f1068c96cff168ad10bd0410
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://github.com/Comfy-Org/ComfyUI-Manager/security/advisories/GHSA-562r-8445-54r2
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-01-12T13:22:21Z/ Found at https://github.com/Comfy-Org/ComfyUI-Manager/security/advisories/GHSA-562r-8445-54r2
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2026-22777
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.00901
EPSS Score 9e-05
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T16:53:01.048679+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2026/22xxx/CVE-2026-22777.json 38.6.0