CVE-2025-6853
published 2025-06-29CVE-2025-6853: A vulnerability classified as critical has been found in chatchat-space Langchain-Chatchat up to 0.3.1. This affects the function upload_temp_docs of the file…
PriorityP261critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
0.48%
37.9th percentile
A vulnerability classified as critical has been found in chatchat-space Langchain-Chatchat up to 0.3.1. This affects the function upload_temp_docs of the file /knowledge_base/upload_temp_docs of the component Backend. The manipulation of the argument flag leads to path traversal. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chatchat-space | langchain-chatchat | <= 0.3.1 | — |
| chatchat-space | langchain-chatchat | — | — |
| chatchat-space | langchain-chatchat | — | — |
| chatchat-space | langchain-chatchat | 0 – 0.3.1.3 | — |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv4.02.1LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
nvdv2.06.5MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P
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GHSA
Langchain-Chatchat has a Path Traversal vulnerability
ghsa·2025-06-29
CVE-2025-6853 [LOW] CWE-22 Langchain-Chatchat has a Path Traversal vulnerability
Langchain-Chatchat has a Path Traversal vulnerability
A vulnerability classified as critical has been found in chatchat-space Langchain-Chatchat up to 0.3.1. This affects the function upload_temp_docs of the file /knowledge_base/upload_temp_docs of the component Backend. The manipulation of the argument flag leads to path traversal. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
OSV
Langchain-Chatchat has a Path Traversal vulnerability
osv·2025-06-29
CVE-2025-6853 [LOW] Langchain-Chatchat has a Path Traversal vulnerability
Langchain-Chatchat has a Path Traversal vulnerability
A vulnerability classified as critical has been found in chatchat-space Langchain-Chatchat up to 0.3.1. This affects the function upload_temp_docs of the file /knowledge_base/upload_temp_docs of the component Backend. The manipulation of the argument flag leads to path traversal. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2025-06-29
Published