VulnerabilityAnalyzed
CVE-2025-6853
A vulnerability classified as critical has been found in chatchat-space Langchain-Chatchat up to 0.3.1.
LOW 2.1EPSS 0.51%
Does this matter?
Lower severity and a low EPSS score (0.51%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 4.0
- 2.1 LOWCVSS: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/M
- EPSS
- 0.51% probability · 42th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-22
- Affected
- chatchat-space/langchain-chatchat
- Source
- cna@vuldb.com
References
- https://github.com/chatchat-space/Langchain-Chatchat/issues/5352Exploit, Issue Tracking
- https://vuldb.com/?ctiid.314325Permissions Required, VDB Entry
- https://vuldb.com/?id.314325Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.601155Third Party Advisory, VDB Entry
- https://github.com/chatchat-space/Langchain-Chatchat/issues/5352Exploit, Issue Tracking
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.