CVE-2025-6855Medium· 5.5▾ SunlitLangchain-Chatchat vulnerable to path traversal
▾ Sunlit zone — Low / medium · no exploitation signal
impact 30.3 · likelihood 0.1 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Exploit-prediction probability, daily snapshots since Jul 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
0.6%
0.6% → 0.6%
A vulnerability, which was classified as critical, has been found in chatchat-space Langchain-Chatchat up to 0.3.1. This issue affects some unknown processing of the file /v1/file. The manipulation of the argument flag leads to path traversal. The exploit has been disclosed to the public and may be used.
langchain-chatchat <= 0.3.1Refer to the advisory for the patched release.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-7846Low· 2.6Langchain-Chatchat has a Race Condition in its OpenAI-Compatible File Upload API
CVE-2026-7845Low· 2.6Langchain-Chatchat Uses a Broken or Risky Cryptographic Algorithm
CVE-2026-7847Low· 2.6Langchain-Chatchat Uses Insufficiently Random Values
CVE-2025-6853Medium· 6.3Langchain-Chatchat has a Path Traversal vulnerability
CVE-2025-6854Medium· 4.3Langchain-Chatchat vulnerable to path traversal