CVE-2024-9216: An authentication bypass vulnerability exists in gaizhenbiao/ChuanhuChatGPT, as of commit 3856d4f, allowing an

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HIGH 8.1DOWNGRADE

CVE-2024-9216 is a high-severity flaw (CVSS 8.1) affecting chuanhuchatgpt. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An authentication bypass vulnerability exists in gaizhenbiao/ChuanhuChatGPT, as of commit 3856d4f, allowing any user to read and delete other users' chat history. The vulnerability arises because the username is provided via an HTTP request from the client side, rather than being read from a secure source like a cookie. This allows an attacker to pass another user's username to the get_model function, thereby gaining unauthorized access to that u

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 50%)
CISA exploited list	No
Weakness	CWE-304
Published	2025-03-20
Last modified	2026-06-17

Publisher (CNA): huntr.dev · Vendor: gaizhenbiao

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-03-20 10:15 UTCPublished CVE record published
2026-06-17 08:24 UTCUpdated Record last modified

gaizhenbiao chuanhuchatgpt DOWNGRADE

Affected: 2024-12-04

Fixed in: no fixed release known

Safe to downgrade to: a release before 2024-12-04

1. Check installed version

apt-cache policy chuanhuchatgpt || rpm -q chuanhuchatgpt || chuanhuchatgpt --version

2. No fixed release: DOWNGRADE to a release before 2024-12-04 (Debian / Ubuntu)

apt-cache madison chuanhuchatgpt sudo apt install chuanhuchatgpt=<VERSION_BEFORE_2024-12-04> sudo apt-mark hold chuanhuchatgpt

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list chuanhuchatgpt sudo dnf downgrade chuanhuchatgpt-<VERSION_BEFORE_2024-12-04> sudo dnf versionlock add chuanhuchatgpt

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-9216?

chuanhuchatgpt: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-9216 being exploited?

CVE-2024-9216 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-9216 affect?

CVE-2024-9216 affects chuanhuchatgpt. Severity is high (CVSS 8.1). An authentication bypass vulnerability exists in gaizhenbiao/ChuanhuChatGPT, as of commit 3856d4f, allowing any user to read and delete other users' chat history. The vulnerability arises because the username is provided via an HTTP request

How urgent is CVE-2024-9216?

Priority 46/100. High severity; Public exploit reference

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References

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