TI-2024-04207 Aliases CVE-2024-4520 GHSA-84rm-429m-4rw9

Improper Access Control in gaizhenbiao/chuanhuchatgpt

HIGH 72CWE-862Published 2024-06-04 · Updated 2025-10-15

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · None · None
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-862.

Summary

An improper access control vulnerability exists in the gaizhenbiao/chuanhuchatgpt application, specifically in version 20240410. This vulnerability allows any user on the server to access the chat history of any other user without requiring any form of interaction between the users. Exploitation of this vulnerability could lead to data breaches, including the exposure of sensitive personal details, financial data, or confidential conversations. Additionally, it could facilitate identity theft and manipulation or fraud through the unauthorized access to users' chat histories. This issue is due to insufficient access control mechanisms in the application's handling of chat history data.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00523 44th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix Fixed gaizhenbiao/chuanhuchatgpt (gaizhenbiao): 20240919

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
gaizhenbiao	gaizhenbiao/chuanhuchatgpt	before 20240919	20240919	Patch available	CNA

gaizhenbiao/chuanhuchatgpt Vendorgaizhenbiao Affected before 20240919 Fixed in 20240919 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:gaizhenbiao:chuanhuchatgpt::::::::	up to 20240410	Vulnerable	gaizhenbiao

cpe:2.3:a:gaizhenbiao:chuanhuchatgpt:*:*:*:*:*:*:*:* Versions up to 20240410 Vulnerable ·gaizhenbiao

Remediation

Fix · CNA gaizhenbiao/chuanhuchatgpt (gaizhenbiao) Fixed in 20240919

Timeline

2026-10-02 Threatist record created from CVE-2024-4520
2026-10-03 Alias added: GHSA-84rm-429m-4rw9

References

Exploit 1

https://huntr.com/bounties/0dd2da9f-998d-45aa-a646-97391f524000

Other 1

https://github.com/gaizhenbiao/chuanhuchatgpt/commit/ccc7479ace5c9e1a1d9f4daf2e794ffd3865fc2b

TI-2024-03032 Path Traversal in gaizhenbiao/chuanhuchatgpt CVSS 3.1CRITICAL 9.8
TI-2024-05543 Path Traversal in gaizhenbiao/chuanhuchatgpt CVSS 3.1CRITICAL 9.8
TI-2024-05399 Server-Side Request Forgery (SSRF) in gaizhenbiao/ChuanhuChatGPT CVSS 3.1CRITICAL 9.8
TI-2024-05802 Path Traversal in gaizhenbiao/chuanhuchatgpt CVSS 3.1CRITICAL 9.1
TI-2024-05594 Arbitrary Folder Creation in gaizhenbiao/chuanhuchatgpt CVSS 3.1CRITICAL 9.1
TI-2024-05593 Denial of Service in gaizhenbiao/chuanhuchatgpt CVSS 3.1CRITICAL 9.1

See all 30 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences