CVE-2024-6038: A Regular Expression Denial of Service (ReDoS) vulnerability exists in the latest version of gaizhenbiao/chuan

This week

HIGH 7.5REMOTEDOWNGRADE

CVE-2024-6038 is a high-severity flaw (CVSS 7.5) affecting chuanhuchatgpt. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Regular Expression Denial of Service (ReDoS) vulnerability exists in the latest version of gaizhenbiao/chuanhuchatgpt. The vulnerability is located in the filter_history function within the utils.py module. This function takes a user-provided keyword and attempts to match it against chat history filenames using a regular expression search. Due to the lack of sanitization or validation of the keyword parameter, an attacker can inject a specially

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 49%)
CISA exploited list	No
Weakness	CWE-1333
Published	2024-06-27
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

2024-06-27 19:15 UTCPublished CVE record published
2026-06-17 08:17 UTCUpdated Record last modified

gaizhenbiao chuanhuchatgpt DOWNGRADE

Affected: 20240410

Fixed in: no fixed release known

Safe to downgrade to: a release before 20240410

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 20240410 (Debian / Ubuntu)

apt-cache madison chuanhuchatgpt sudo apt install chuanhuchatgpt=<VERSION_BEFORE_20240410> sudo apt-mark hold chuanhuchatgpt

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

dnf --showduplicates list chuanhuchatgpt sudo dnf downgrade chuanhuchatgpt-<VERSION_BEFORE_20240410> 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-2024-6038?

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

Is CVE-2024-6038 being exploited?

CVE-2024-6038 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-2024-6038 affect?

CVE-2024-6038 affects chuanhuchatgpt. Severity is high (CVSS 7.5). A Regular Expression Denial of Service (ReDoS) vulnerability exists in the latest version of gaizhenbiao/chuanhuchatgpt. The vulnerability is located in the filter_history function within the utils.py module. This function takes a user-prov

How urgent is CVE-2024-6038?

Priority 49/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

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References

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