SB2026040720 - Path traversal in LibreChat
Published: April 7, 2026
Security Bulletin ID
SB2026040720
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Path traversal (CVE-ID: CVE-2026-34371)
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in execute_code. A remote user can send a specially crafted HTTP request and write arbitrary files on the system.
Remediation
Install update from vendor's website.