CVE-2026-31949

LibreChat is a ChatGPT clone with additional features. Prior to 0.8.3-rc1, a Denial of Service DoS vulnerability exists in the DELETE /api/convos endpoint that allows an authenticated attacker to crash the Node.js server process by sending malformed requests. The DELETE /api/convos route handler...

CVE-2026-31949

LibreChat (GitHub project) is affected through CVE-2026-31949 prior to version 0.8.3-rc1. The vulnerability is a DoS in the DELETE /api/convos endpoint: the route handler destructures req.body.arg without validating its existence, causing an unhandled TypeError that bypasses Express error handlin...