CVE-2026-51884Published
The /knowledge_base/upload_temp_docs temporary document upload endpoint in Langchain Chatchat 0.3.1 is vulnerable to path traversal. By crafting malicious filenames, an attacker can write files to arbitrary locations on the server, bypassin…
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-51884 · Microsoft / collected KEV context
cve-program · CVE-2026-51884
Related operational evidence
Explicit CVE identifiersNo related operational record is retained in the current change model.