CVE-2020-7658

MediumCVSS 6.1/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-444

Affected software

Vendor	Product	Versions
n/a	meinheld	All versions prior to 1.0.2

References

https://github.com/mopemope/meinheld/blob/master/CHANGES.rst%2C
https://snyk.io/vuln/SNYK-PYTHON-MEINHELD-569140Patch, Release Notes, Third Party Advisory
https://github.com/mopemope/meinheld/blob/master/CHANGES.rst%2C
https://snyk.io/vuln/SNYK-PYTHON-MEINHELD-569140Patch, Release Notes, Third Party Advisory

Timeline

Published: May 22, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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