CVE-2025-6855

A vulnerability, which was classified as critical, has been found in chatchat-space Langchain-Chatchat up to 0.3.1. This issue affects some unknown processing of the file /v1/file. The manipulation of the argument flag leads to path traversal. The exploit has been disclosed to the public and may be used.

CVSS v3 5.5 MEDIUM
CVSS v2.0 5.2 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.1 / Impact : 3.4

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.2^/10

CVSS v2.0 : MEDIUM

Vector : AV:A/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 5.1 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/chatchat-space/Langchain-Chatchat/issues/5354	Exploit Issue Tracking Vendor Advisory
https://vuldb.com/?ctiid.314327	Permissions Required VDB Entry
https://vuldb.com/?id.314327	Third Party Advisory VDB Entry
https://vuldb.com/?submit.601162	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:chatchat-space:langchain-chatchat:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-06-29 09:15

Updated : 2025-10-31 19:58

NVD link : CVE-2025-6855

Mitre link : CVE-2025-6855

CVE.ORG link : CVE-2025-6855

JSON object : View

Products Affected

chatchat-space

langchain-chatchat

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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