CVE-2020-7658

Published: May 22, 2020Modified: Jun 17, 2026

6.1

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitability: 2.8 / Impact: 2.7

Source: NVD

Description

meinheld prior to 1.0.2 is vulnerable to HTTP Request Smuggling. HTTP pipelining issues and request smuggling attacks might be possible due to incorrect Content-Length and Transfer encoding header parsing.

Affected (1)

Products: Meinheld: Meinheld

Meinheld

1 product

Meinheld

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Meinheld Meinheld	Before 1.0.2

Related CWEs

CWE-444

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

The product acts as an intermediary HTTP agent (such as a proxy or firewall) in the data flow between two entities such as a client and server, but it does not interpret malformed HTTP requests or responses in ways that are consistent with how the messages will be processed by those entities that are at the ultimate destination.

References (4)

https://github.com/mopemope/meinheld/blob/master/CHANGES.rst%2C

Source: report@snyk.io

https://snyk.io/vuln/SNYK-PYTHON-MEINHELD-569140

Source: report@snyk.io

PatchRelease NotesThird Party Advisory

https://github.com/mopemope/meinheld/blob/master/CHANGES.rst%2C

Source: af854a3a-2127-422b-91ae-364da2661108

https://snyk.io/vuln/SNYK-PYTHON-MEINHELD-569140

Source: af854a3a-2127-422b-91ae-364da2661108

PatchRelease NotesThird Party Advisory

Timeline

No history available yet.