CVE-2020-26116

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Source
https://nvd.nist.gov/vuln/detail/CVE-2020-26116
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-26116.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-26116
Aliases
Downstream
Related
Published
2020-09-27T04:15:11Z
Modified
2025-08-11T14:44:34.234527Z
Severity
  • 7.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N CVSS Calculator
Summary
[none]
Details

http.client in Python 3.x before 3.5.10, 3.6.x before 3.6.12, 3.7.x before 3.7.9, and 3.8.x before 3.8.5 allows CRLF injection if the attacker controls the HTTP request method, as demonstrated by inserting CR and LF control characters in the first argument of HTTPConnection.request.

References

Affected packages

Debian:11 / pypy3

Package

Name
pypy3
Purl
pkg:deb/debian/pypy3?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7.3.3+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / pypy3

Package

Name
pypy3
Purl
pkg:deb/debian/pypy3?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7.3.3+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / pypy3

Package

Name
pypy3
Purl
pkg:deb/debian/pypy3?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7.3.3+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:11 / python2.7

Package

Name
python2.7
Purl
pkg:deb/debian/python2.7?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.7.18-8
2.7.18-8+deb11u1
2.7.18-9
2.7.18-10
2.7.18-11
2.7.18-12
2.7.18-13
2.7.18-13.1~exp1
2.7.18-13.1
2.7.18-13.2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:11 / python3.9

Package

Name
python3.9
Purl
pkg:deb/debian/python3.9?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.9.0~b5-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Git / github.com/python/cpython

Affected ranges

Type
GIT
Repo
https://github.com/python/cpython
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
426b022776672fdf3d71ddd98d89af341c88080f