CVE-2026-75128 — Langchain-Chatchat through 0.3.1.3 Unauthenticated RCE via /tools/call Endpoint
Langchain-Chatchat through 0.3.1.3 exposes a POST /tools/call API endpoint that invokes any registered tool by name without authentication, leaving the always-registered shell t…
Published: 2026-10-20 · CVSS: 9.3 · CVSS 4.0
Langchain-Chatchat through 0.3.1.3 exposes a POST /tools/call API endpoint that invokes any registered tool by name without authentication, leaving the always-registered shell tool callable. Remote attackers can send a single request naming the shell tool to execute arbitrary OS commands as the server user (root in the shipped Docker image).
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7