HTTP Request Smuggling Affecting python3-eventlet package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.4% (34th percentile)

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  • Snyk IDSNYK-RHEL8-PYTHON3EVENTLET-12428006
  • published2 Sept 2025
  • disclosed29 Aug 2025

Introduced: 29 Aug 2025

CVE-2025-58068  (opens in a new tab)
CWE-444  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 python3-eventlet.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-eventlet package and not the python3-eventlet package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Eventlet is a concurrent networking library for Python. Prior to version 0.40.3, the Eventlet WSGI parser is vulnerable to HTTP Request Smuggling due to improper handling of HTTP trailer sections. This vulnerability could enable attackers to, bypass front-end security controls, launch targeted attacks against active site users, and poison web caches. This problem has been patched in Eventlet 0.40.3 by dropping trailers which is a breaking change if a backend behind eventlet.wsgi proxy requires trailers. A workaround involves not using eventlet.wsgi facing untrusted clients.

CVSS Base Scores

version 3.1