ME
Product
Mediawiki
by Mediawiki · last CVE Jul 1, 2026
417
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 20High 63Medium 198Low 3
Watch

Add Mediawiki to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2023-45370
5.3
0%
Oct 9
An issue was discovered in the SportsTeams extension for MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1
Affected: before 1.35.12; 1.36.0 before 1.39.5; 1.40.0
CVE-2023-45364
5.3
1%
Oct 9
An issue was discovered in includes/page/Article.php in MediaWiki 1.36.x through 1.39.x before 1.39.5 and 1.40.x before 1.40.1
Affected: 1.36.0 before 1.39.5; 1.40.0
CVE-2023-36674
5.3
1%
Aug 20
An issue was discovered in MediaWiki before 1.35.11, 1.36.x through 1.38.x before 1.38.7, 1.39.x before 1.39.4, and 1.40.x before 1.40.1
Affected: before 1.35.11; 1.36.0 before 1.38.7; 1.39.0 before 1.39.4; 1.40.0
CVE-2023-37305
5.3
1%
Jun 30
An issue was discovered in the ProofreadPage (aka Proofread Page) extension for MediaWiki through 1.39.3
Affected: through 1.39.3
CVE-2023-37301
5.3
0%
Jun 30
An issue was discovered in SubmitEntityAction in Wikibase in MediaWiki through 1.39.3
Affected: through 1.39.3
CVE-2023-37300
5.3
1%
Jun 30
An issue was discovered in the CheckUserLog API in the CheckUser extension for MediaWiki through 1.39.3
Affected: through 1.39.3
CVE-2023-29140
5.3
0%
Mar 31
An issue was discovered in the GrowthExperiments extension for MediaWiki through 1.39.3
Affected: through 1.39.3
CVE-2022-39193
5.3
1%
Jan 20
An issue was discovered in the CheckUser extension for MediaWiki through 1.39.x
Affected: 1.39.0; 1.39.0; 1.39.0; 1.39.1
CVE-2023-22912
5.3
0%
Jan 20
An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1
Affected: before 1.35.9; 1.36.0 before 1.38.5; 1.39.0; 1.39.0; 1.39.0
CVE-2023-22909
5.3
1%
Jan 10
An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1
Affected: before 1.35.9; 1.36.0 before 1.38.5; 1.39.0; 1.39.0; 1.39.0
CVE-2022-41767
5.3
1%
Dec 26
An issue was discovered in MediaWiki before 1.35.8, 1.36.x and 1.37.x before 1.37.5, and 1.38.x before 1.38.3
Affected: before 1.35.8; 1.36.0 before 1.37.5; 1.38.0 before 1.38.3
CVE-2022-41765
5.3
1%
Dec 26
An issue was discovered in MediaWiki before 1.35.8, 1.36.x and 1.37.x before 1.37.5, and 1.38.x before 1.38.3
Affected: before 1.35.8; 1.36.0 before 1.37.5; 1.38.0 before 1.38.3
CVE-2021-44856
5.3
1%
Dec 26
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1
Affected: before 1.35.5; 1.36.0 before 1.36.3; 1.37.0; 1.37.0; 1.37.0; 1.37.0
CVE-2021-44854
5.3
1%
Dec 26
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1
Affected: before 1.35.5; 1.36.0 before 1.36.3; 1.37.0; 1.37.0; 1.37.0; 1.37.0
CVE-2021-45471
5.3
1%
Dec 24
In MediaWiki through 1.37, blocked IP addresses are allowed to edit EntitySchema items
Affected: through 1.37
CVE-2021-45038
5.3
1%
Dec 17
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1
Affected: before 1.35.5; 1.36.0 before 1.36.3; 1.37.0 before 1.37.1
CVE-2021-41800
5.3
2%
Oct 11
MediaWiki before 1.36.2 allows a denial of service (resource consumption because of lengthy query processing time)
Affected: before 1.36.2
CVE-2021-31545
5.3
1%
Apr 22
An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2
Affected: through 1.35.2
CVE-2021-30158
5.3
2%
Apr 6
An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2
Affected: before 1.31.12; 1.32.0 before 1.35.2
CVE-2020-35624
5.3
1%
Dec 21
An issue was discovered in the SecurePoll extension for MediaWiki through 1.35.1
Affected: through 1.35.1
CVE-2020-35480
5.3
1%
Dec 18
An issue was discovered in MediaWiki before 1.35.1
Affected: before 1.35.1
CVE-2020-35477
5.3
2%
Dec 18
MediaWiki before 1.35.1 blocks legitimate attempts to hide log entries in some situations
Affected: before 1.35.1
CVE-2020-25813
5.3
1%
Sep 27
In MediaWiki before 1.31.10 and 1.32.x through 1.34.x before 1.34.4, Special:UserRights exposes the existence of hidden users
Affected: before 1.31.10; 1.32.0 before 1.34.4
CVE-2020-10960
5.3
1%
Apr 3
In MediaWiki before 1.34.1, users can add various Cascading Style Sheets (CSS) classes (which can affect what content is shown or hidden in the user interface) to arbitrary DOM…
Affected: before 1.34.1
CVE-2013-6455
5.3
1%
Jan 28
The CentralAuth extension for MediaWiki before 1.19.10, 1.2x before 1.21.4, and 1.22.x before 1.22.1 allows remote attackers to obtain usernames via vectors related to writing the…
Affected: before 1.19.10; 1.20.0 before 1.21.4; 1.22.0 before 1.22.1
CVE-2019-16738
5.3
2%
Sep 26
In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of suppressed usernames via a User ID Lookup
Affected: 1.31.0 before 1.31.4; 1.32.0 before 1.32.4; 1.33.0 before 1.33.1
CVE-2019-12467
5.3
1%
Jul 10
MediaWiki through 1.32.1 has Incorrect Access Control (issue 1 of 3)
Affected: before 1.27.6; 1.30.0 before 1.30.2; 1.31.0 before 1.31.2; 1.32.0 before 1.32.2
CVE-2018-13258
5.3
2%
Oct 4
Mediawiki 1.31 before 1.31.1 misses .htaccess files in the provided tarball used to protect some directories that shouldn't be web accessible
Affected: 1.31.0 through 1.31.1
CVE-2014-1686
5.3
2%
Apr 16
MediaWiki 1.18.0 allows remote attackers to obtain the installation path via vectors related to thumbnail creation
Affected: 1.18.0
CVE-2017-0370
5.3
1%
Apr 13
Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw were Spam blacklist is ineffective on encoded URLs inside file inclusion syntax's link parameter
Affected: 1.23.0 through 1.23.16; 1.27.0 before 1.27.2; 1.28.0 before 1.28.1
CVE-2017-0368
5.3
1%
Apr 13
Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw making rawHTML mode apply to system messages
Affected: 1.23.0 through 1.23.16; 1.27.0 before 1.27.2; 1.28.0 before 1.28.1
CVE-2017-8812
5.3
2%
Nov 15
MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 allows remote attackers to inject > (greater than) characters via the id attribute of a headline
Affected: through 1.27.3; 1.28.0; 1.28.1; 1.28.2; 1.29.0; 1.29.1
CVE-2015-8628
5.3
1%
Mar 23
The (1) Special:MyPage, (2) Special:MyTalk, (3) Special:MyContributions, (4) Special:MyUploads, and (5) Special:AllMyUploads pages in MediaWiki before 1.23.12, 1.24.x before…
Affected: through 1.23.11; 1.24.0; 1.24.1; 1.24.2; 1.24.3; 1.24.4; +5 more
CVE-2015-8627
5.3
1%
Mar 23
MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1 do not properly normalize IP addresses containing zero-padded octets, which might…
Affected: through 1.23.11; 1.24.0; 1.24.1; 1.24.2; 1.24.3; 1.24.4; +5 more
CVE-2022-39194
4.9
1%
Sep 2
An issue was discovered in the MediaWiki through 1.38.2
Affected: through 1.38.2
CVE-2012-4382
4.9
1%
Oct 19
MediaWiki before 1.18.5, and 1.19.x before 1.19.2 does not properly protect user block metadata, which allows remote administrators to read a user block reason via a reblock…
Affected: through 1.18.4; 1.19.0; 1.19.1
CVE-2026-58034
4.8
0%
Jul 1
Stored XSS through a system message when blocking a temporary account that's related to other temporary accounts
Affected: 1.46.0
CVE-2026-58035
4.8
0%
Jul 1
Stored XSS through a system message in the codex version of Special:Block
Affected: 1.46.0
CVE-2025-61637
4.8
0%
Feb 2
Stored XSS through system messages in MW Core
Affected: before 1.39.14; 1.39.15 before 1.43.4; 1.43.5 before 1.44.1
CVE-2025-61638
4.8
0%
Feb 2
Sanitizer::validateAttributes data-XSS
Affected: before 1.39.14; 1.39.15 before 1.43.4; 1.43.5 before 1.44.1
CVE-2025-61639
4.8
0%
Feb 2
Suppressed blocked IP is visible in Special:BlockList, RC, and other places
Affected: before 1.39.14; 1.39.15 before 1.43.4; 1.43.5 before 1.44.1
CVE-2025-61640
4.8
0%
Feb 2
Stored XSS through system messages in Special:RecentChangesLinked (MW Core)
Affected: before 1.39.14; 1.39.15 before 1.43.4; 1.43.5 before 1.44.1
CVE-2025-61636
4.8
0%
Feb 2
Codex Special:Block vulnerable to message key XSS
Affected: before 1.39.14; 1.39.15 before 1.43.4; 1.43.5 before 1.44.1
CVE-2024-40605
4.8
0%
Jul 7
An issue was discovered in the Foreground skin for MediaWiki through 1.42.1
Affected: through 1.42.1
CVE-2024-40604
4.8
0%
Jul 7
An issue was discovered in the Nimbus skin for MediaWiki through 1.42.1
Affected: through 1.42.1
CVE-2024-40602
4.8
0%
Jul 7
An issue was discovered in the Tempo skin for MediaWiki through 1.42.1
Affected: through 1.42.1
CVE-2024-40600
4.8
0%
Jul 7
An issue was discovered in the Metrolook skin for MediaWiki through 1.42.1
Affected: through 1.42.1
CVE-2024-40599
4.8
0%
Jul 7
An issue was discovered in the GuMaxDD skin for MediaWiki through 1.42.1
Affected: through 1.42.1
CVE-2021-46150
4.8
1%
Jan 10
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1
Affected: before 1.35.5; 1.36.0 before 1.36.3; 1.37.0 before 1.37.1
CVE-2021-42044
4.8
1%
Oct 6
An issue was discovered in the Mentor dashboard in the GrowthExperiments extension in MediaWiki through 1.36.2
Affected: through 1.36.2
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