CVE-2026-7844

Published: Mag 05, 2026 Last Modified: Mag 05, 2026
ExploitDB:
Other exploit source:
Google Dorks:
LOW 2,1
Attack Vector: adjacent
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM 6,3
Attack Vector: adjacent_network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: low
Integrity: low
Availability: low
MEDIUM 5,8
Access Vector: adjacent_network
Access Complexity: low
Authentication: none
Confidentiality: partial
Integrity: partial
Availability: partial

Description

AI Translation Available

A vulnerability was detected in chatchat-space Langchain-Chatchat up to 0.3.1.3. This vulnerability affects the function files/list_files/retrieve_file/retrieve_file_content/delete_file of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Compatible File Service. The manipulation results in missing authentication. The attacker must have access to the local network to execute the attack. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

287

Improper Authentication

Draft
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability Access Control
Potential Impacts:
Read Application Data Gain Privileges Or Assume Identity Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: ICS/OT, Not Technology-Specific, Web Based
View CWE Details
306

Missing Authentication for Critical Function

Draft
Common Consequences
Security Scopes Affected:
Access Control Other
Potential Impacts:
Gain Privileges Or Assume Identity Varies By Context
Applicable Platforms
Technologies: Cloud Computing, ICS/OT
View CWE Details
https://github.com/3em0/cve_repo/blob/main/Langchain-Chatchat/Vuln-4-Missing-Au…
https://github.com/chatchat-space/Langchain-Chatchat/
https://github.com/chatchat-space/Langchain-Chatchat/issues/5465
https://vuldb.com/submit/807790
https://vuldb.com/vuln/361123
https://vuldb.com/vuln/361123/cti