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CVE-2022-28201

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37...

4.4 MediumFix available

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
High
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.42%Down 0.5 points since Sep 20, 2022
90%50%10%1%

What each source reports

NVD Score used 4.4

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.

Record
CVE-2022-28201
CVSS 3.1
4.4 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-674
Updated
2026-11-02
CVE List No score

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.

Record
CVE-2022-28201
Updated
2026-11-02
EUVDEUVD-2022-32655 No score

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.

Record
EUVD-2022-32655
Updated
2026-11-03
GitHub AdvisoriesGHSA-3fgq-p3w2-7q9w 4.4

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37...

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.

Record
GHSA-3fgq-p3w2-7q9w
CVSS 3.1
4.4 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-674
Updated
2026-11-02
OSVDEBIAN-CVE-2022-28201 4.4

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.

Record
DEBIAN-CVE-2022-28201
CVSS 3.1
4.4 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
OSVUBUNTU-CVE-2022-28201 4.4

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.

Record
UBUNTU-CVE-2022-28201
CVSS 3.1
4.4 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVBIT-mediawiki-2022-28201 No score

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.

Record
BIT-mediawiki-2022-28201
Updated
2026-11-02
OSV No score

An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.

Record
CVE-2022-28201
Updated
2026-11-02
OSVMGASA-2022-0145 No score

Updated mediawiki packages fix security vulnerability

Title::newMainPage() goes into an infinite recursion loop if it points to a local interwiki (CVE-2022-28201).

Messages widthheight/widthheightpage/nbytes not escaped when used in galleries or Special:RevisionDelete (CVE-2022-28202).

Requesting Special:NewFiles on a wiki with many file uploads with actor as a condition can result in a DoS (CVE-2022-28203).

Special:WhatLinksHere can result in a DoS when a page is used on a extremely large number of other pages (CVE-2022-28204).

Record
MGASA-2022-0145
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
mediawiki
Bitnami
 before 1.35.6, 1.36.0 up to 1.36.4, 1.37.0 up to 1.37.2
1.35.61.36.41.37.2
mediawiki
Debian:12
 before 1:1.35.6-1
1:1.35.6-1
mediawiki
Debian:13
 before 1:1.35.6-1
1:1.35.6-1
mediawiki
Debian:14
 before 1:1.35.6-1
1:1.35.6-1
mediawiki
Debian:10
From an advisory covering 6 CVEs
 before 1:1.31.16-1+deb10u3, plus listed versions
1:1.31.10-1~deb10u11:1.31.12-1~deb10u11:1.31.14-1~deb10u11:1.31.16-1+deb10u21:1.31.16-1~deb10u1
Show 11 moreShow less
1:1.31.2-11:1.31.4-11:1.31.4-1~deb10u11:1.31.5-11:1.31.5-21:1.31.5-31:1.31.6-11:1.31.6-1~deb10u11:1.31.7-11:1.31.7-1~deb10u11:1.31.8-1
1:1.31.16-1+deb10u3
mediawiki
Debian:11
From an advisory covering 15 CVEs
 before 1:1.35.8-1~deb11u1, plus listed versions
1:1.35.2-11:1.35.3-11:1.35.4-11:1.35.4-1+deb11u21:1.35.4-1~deb11u1
Show 4 moreShow less
1:1.35.5-11:1.35.5-21:1.35.6-11:1.35.7-1
1:1.35.8-1~deb11u1
mediawiki
Mageia:8
From an advisory covering 4 CVEs
 before 1.35.6-1.mga8
1.35.6-1.mga8
mediawiki
Ubuntu:18.04:LTS
 All versions, plus listed versions
1:1.27.3-11:1.27.4-11:1.27.4-21:1.27.4-3
 None known
mediawiki
Ubuntu:Pro:20.04:LTS
 All versions, plus listed versions
1:1.31.2-1ubuntu11:1.31.5-11:1.31.5-1ubuntu11:1.31.5-21:1.31.5-3
Show 4 moreShow less
1:1.31.5-3ubuntu11:1.31.6-11:1.31.7-11:1.31.7-1ubuntu0.1~esm1
 None known
mediawiki
Ubuntu:Pro:22.04:LTS
 All versions, plus listed versions
1:1.35.3-11:1.35.4-11:1.35.5-11:1.35.5-1ubuntu11:1.35.5-1ubuntu21:1.35.5-1ubuntu31:1.35.6-11:1.35.6-1ubuntu0.1~esm1
 None known
Show 4 moreShow less
Affected packages
PackageAffectedFixed
mediawiki
Ubuntu:Pro:24.04:LTS
 All versions, plus listed versions
1:1.39.4-21:1.39.5-11:1.39.6-11:1.39.7-11:1.39.7-1ubuntu0.1~esm1
 None known
mediawiki
Ubuntu:25.10
 All versions, plus listed versions
1:1.43.1+dfsg-11:1.43.1+dfsg-21:1.43.3+dfsg-1
 None known
mediawiki
Ubuntu:26.10
 All versions, plus listed versions
1:1.43.8+dfsg-21:1.43.9+dfsg-11:1.43.9+dfsg-1ubuntu1
 None known
mediawiki
Ubuntu:26.04:LTS
 All versions, plus listed versions
1:1.43.3+dfsg-11:1.43.5+dfsg-11:1.43.6+dfsg-21:1.43.8+dfsg-11:1.43.8+dfsg-2
 None known

History

History
RecordedChangedSources
affected, factsOSV
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-28201 is a medium vulnerability (CVSS 4.4) in Mediawiki, published April 18, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. Fixed in mediawiki 1.35.6.

References

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