Librechat
CVE-2025-66201
HIGH
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Primary rating from GitHub Advisory · only source for this CVE.
CVSS VectorGitHub Advisory
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
3DescriptionGitHub Advisory
LibreChat is a ChatGPT clone with additional features. Prior to version 0.8.1-rc2, LibreChat is vulnerable to Server-side Request Forgery (SSRF), by passing specially crafted OpenAPI specs to its "Actions" feature and making the LLM use those actions. It could be used by an authenticated user with access to this feature to access URLs only accessible to the LibreChat server (such as cloud metadata services, through which impersonation of the server might be possible). This issue has been patched in version 0.8.1-rc2.
AnalysisAI
LibreChat is a ChatGPT clone with additional features. Rated high severity (CVSS 8.6), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-20. LibreChat is a ChatGPT clone with additional features. Prior to version 0.8.1-rc2, LibreChat is vulnerable to Server-side Request Forgery (SSRF), by passing specially crafted OpenAPI specs to its "Actions" feature and making the LLM use those actions. It could be used by an authenticated user with access to this feature to access URLs only accessible to the LibreChat server (such as cloud metadata services, through which impersonation of the server might be possible). This issue has been patched in version 0.8.1-rc2. Affected products include: Librechat. Version information: version 0.8.1.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
A vulnerability in danny-avila/librechat version git 81f2936 allows for path traversal due to improper sanitization of f
An arbitrary file deletion vulnerability exists in danny-avila/librechat version v0.7.5-rc2, specifically within the /ap
LibreChat 0.8.1-rc2 has SSRF in the Actions feature that allows authenticated users to make the server perform requests
LibreChat before v0.8.2-rc2 allows any authenticated user to execute shell commands as root inside the container through
In danny-avila/librechat version git 0c2a583, there is an improper input validation vulnerability. Rated high severity (
LibreChat is a ChatGPT clone with additional features. Version 0.8.1-rc2 does not enforce proper access control for file
An unhandled exception in the danny-avila/librechat repository, version git 600d217, can cause the server to crash, lead
An improper access control vulnerability (IDOR) exists in the delete attachments functionality of danny-avila/librechat
LibreChat through 0.7.4-rc1 does not validate the normalized pathnames of images. Rated critical severity (CVSS 9.8), th
LibreChat through 0.7.4-rc1 has incorrect access control for message updates. Rated critical severity (CVSS 9.8), this v
Information disclosure in LibreChat's Model Context Protocol (MCP) integration allows any authenticated user to exfiltra
In version 0.7.5 of danny-avila/LibreChat, there is an improper access control vulnerability. Rated medium severity (CVS
Same weakness CWE-20 – Improper Input Validation
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External POC / Exploit Code
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