CVE-2026-51884
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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, bypassing the intended restrictions on the temporary directory.
| Vendor | n/a |
| Product | n/a |
| Published | Oct 1, 2026 |
| Last Updated | Oct 1, 2026 |
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Affected Versions
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