CVE-2024-6827
Gunicorn HTTP Request/Response Smuggling vulnerability
7.5
HIGH
CVSS 3.1
EPSS 0.03%
Description
Gunicorn version 21.2.0 does not properly validate the value of the 'Transfer-Encoding' header as specified in the RFC standards, which leads to the default fallback method of 'Content-Length,' making it vulnerable to TE.CL request smuggling. This vulnerability can lead to cache poisoning, data exposure, session manipulation, SSRF, XSS, DoS, data integrity compromise, security bypass, information leakage, and business logic abuse.
How to fix CVE-2024-6827
To remediate CVE-2024-6827, upgrade the affected package to a fixed version below.
- —no fix listed
- —upgrade to 22.0.0 or later
Is CVE-2024-6827 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0
- from 0, < 22.0.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |