EUVD-2026-27392

A vulnerability has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. Impacted is the function files of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component OpenAI-Compatible File Upload API. Such manipulation of the argument file.filename leads to...

CVE-2026-7846

A vulnerability has been found in chatchat-space Langchain-Chatchat up to 0.3.1.3. Impacted is the function files of the file libs/chatchat-server/chatchat/server/apiserver/openairoutes.py of the component OpenAI-Compatible File Upload API. Such manipulation of the argument file.filename leads to...

PT-2026-37083

Name of the Vulnerable Software and Affected Versions Langchain-Chatchat versions prior to 0.3.1.4 Description A time-of-check time-of-use TOCTOU issue exists in the OpenAI-Compatible File Upload API component. Manipulation of the file.filename argument within the files function located in the...