danny-avila LibreChat up to 0.8.2-rc1 API Request improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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7.8$0-$5k0.00

Summaryinfo

A vulnerability was found in danny-avila LibreChat up to 0.8.2-rc1 and classified as critical. This issue affects some unknown processing of the component API Request Handler. Executing a manipulation can lead to improper authorization. This vulnerability appears as CVE-2026-22252. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in danny-avila LibreChat up to 0.8.2-rc1. This vulnerability affects an unknown code of the component API Request Handler. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

LibreChat is a ChatGPT clone with additional features. Prior to v0.8.2-rc2, LibreChat's MCP stdio transport accepts arbitrary commands without validation, allowing any authenticated user to execute shell commands as root inside the container through a single API request. This vulnerability is fixed in v0.8.2-rc2.

The advisory is available at github.com. This vulnerability was named CVE-2026-22252 since 01/07/2026. The exploitation appears to be easy. The attack can be initiated remotely. Additional levels of successful authentication are necessary for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1548.002 by the MITRE ATT&CK project.

Upgrading to version 0.8.2-rc2 eliminates this vulnerability. Applying the patch 211b39f3113d4e6ecab84be0a83f4e9c9dea127f 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-2026-2008). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.8

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.9
NVD Vector: 🔒

CNA Base Score: 9.1
CNA Vector (GitHub_M): 🔒

CVSSv2info

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

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

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: LibreChat 0.8.2-rc2
Patch: 211b39f3113d4e6ecab84be0a83f4e9c9dea127f

Timelineinfo

01/07/2026 CVE reserved
01/12/2026 +5 days Advisory disclosed
01/12/2026 +0 days VulDB entry created
01/16/2026 +4 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-cxhj-j78r-p88f
Status: Confirmed

CVE: CVE-2026-22252 (🔒)
GCVE (CVE): GCVE-0-2026-22252
GCVE (VulDB): GCVE-100-340498
EUVD: 🔒

Entryinfo

Created: 01/12/2026 20:44
Updated: 01/16/2026 01:25
Changes: 01/12/2026 20:44 (68), 01/13/2026 18:41 (1), 01/16/2026 01:25 (11)
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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