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Vulnerability Details :

CVE-2013-4303

Summary
Assigner-redhat
Assigner Org ID-53f830b8-0a3f-465b-8143-3b8a9948e749
Published At-11 Dec, 2019 | 18:30
Updated At-06 Aug, 2024 | 16:38
Rejected At-
Credits

includes/libs/IEUrlExtension.php in the MediaWiki API in MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 does not properly detect extensions when there are an even number of "." (period) characters in a string, which allows remote attackers to conduct cross-site scripting (XSS) attacks via the siprop parameter in a query action to wiki/api.php.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:redhat
Assigner Org ID:53f830b8-0a3f-465b-8143-3b8a9948e749
Published At:11 Dec, 2019 | 18:30
Updated At:06 Aug, 2024 | 16:38
Rejected At:
▼CVE Numbering Authority (CNA)

includes/libs/IEUrlExtension.php in the MediaWiki API in MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 does not properly detect extensions when there are an even number of "." (period) characters in a string, which allows remote attackers to conduct cross-site scripting (XSS) attacks via the siprop parameter in a query action to wiki/api.php.

Affected Products
Vendor
Wikimedia FoundationWikimedia Foundation
Product
MediaWiki
Versions
Affected
  • 1.19.x before 1.19.8
  • 1.20.x before 1.20.7
  • and 1.21.x before 1.21.2
Problem Types
TypeCWE IDDescription
textN/ACross-Site Scripting
Type: text
CWE ID: N/A
Description: Cross-Site Scripting
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-September/000133.html
x_refsource_MISC
http://seclists.org/oss-sec/2013/q3/553
x_refsource_MISC
https://bugzilla.wikimedia.org/show_bug.cgi?id=52746
x_refsource_MISC
http://www.securityfocus.com/bid/62194
x_refsource_MISC
https://exchange.xforce.ibmcloud.com/vulnerabilities/86897
x_refsource_MISC
Hyperlink: http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-September/000133.html
Resource:
x_refsource_MISC
Hyperlink: http://seclists.org/oss-sec/2013/q3/553
Resource:
x_refsource_MISC
Hyperlink: https://bugzilla.wikimedia.org/show_bug.cgi?id=52746
Resource:
x_refsource_MISC
Hyperlink: http://www.securityfocus.com/bid/62194
Resource:
x_refsource_MISC
Hyperlink: https://exchange.xforce.ibmcloud.com/vulnerabilities/86897
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-September/000133.html
x_refsource_MISC
x_transferred
http://seclists.org/oss-sec/2013/q3/553
x_refsource_MISC
x_transferred
https://bugzilla.wikimedia.org/show_bug.cgi?id=52746
x_refsource_MISC
x_transferred
http://www.securityfocus.com/bid/62194
x_refsource_MISC
x_transferred
https://exchange.xforce.ibmcloud.com/vulnerabilities/86897
x_refsource_MISC
x_transferred
Hyperlink: http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-September/000133.html
Resource:
x_refsource_MISC
x_transferred
Hyperlink: http://seclists.org/oss-sec/2013/q3/553
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://bugzilla.wikimedia.org/show_bug.cgi?id=52746
Resource:
x_refsource_MISC
x_transferred
Hyperlink: http://www.securityfocus.com/bid/62194
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://exchange.xforce.ibmcloud.com/vulnerabilities/86897
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:secalert@redhat.com
Published At:11 Dec, 2019 | 19:15
Updated At:19 Dec, 2019 | 17:37

includes/libs/IEUrlExtension.php in the MediaWiki API in MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 does not properly detect extensions when there are an even number of "." (period) characters in a string, which allows remote attackers to conduct cross-site scripting (XSS) attacks via the siprop parameter in a query action to wiki/api.php.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.16.1MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Primary2.04.3MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N
Type: Primary
Version: 3.1
Base score: 6.1
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Type: Primary
Version: 2.0
Base score: 4.3
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:N/I:P/A:N
CPE Matches
Wikimedia Foundation
mediawiki
>>mediawiki>>Versions from 1.19.0(inclusive) to 1.19.8(exclusive)
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Wikimedia Foundation
mediawiki
>>mediawiki>>Versions from 1.20.0(inclusive) to 1.20.7(exclusive)
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Wikimedia Foundation
mediawiki
>>mediawiki>>Versions from 1.21.0(inclusive) to 1.21.2(exclusive)
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-79Primarynvd@nist.gov
CWE ID: CWE-79
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-September/000133.htmlsecalert@redhat.com
Mailing List
Patch
Vendor Advisory
http://seclists.org/oss-sec/2013/q3/553secalert@redhat.com
Mailing List
Third Party Advisory
http://www.securityfocus.com/bid/62194secalert@redhat.com
Third Party Advisory
VDB Entry
https://bugzilla.wikimedia.org/show_bug.cgi?id=52746secalert@redhat.com
Exploit
Issue Tracking
Patch
Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/86897secalert@redhat.com
Third Party Advisory
VDB Entry
Hyperlink: http://lists.wikimedia.org/pipermail/mediawiki-announce/2013-September/000133.html
Source: secalert@redhat.com
Resource:
Mailing List
Patch
Vendor Advisory
Hyperlink: http://seclists.org/oss-sec/2013/q3/553
Source: secalert@redhat.com
Resource:
Mailing List
Third Party Advisory
Hyperlink: http://www.securityfocus.com/bid/62194
Source: secalert@redhat.com
Resource:
Third Party Advisory
VDB Entry
Hyperlink: https://bugzilla.wikimedia.org/show_bug.cgi?id=52746
Source: secalert@redhat.com
Resource:
Exploit
Issue Tracking
Patch
Vendor Advisory
Hyperlink: https://exchange.xforce.ibmcloud.com/vulnerabilities/86897
Source: secalert@redhat.com
Resource:
Third Party Advisory
VDB Entry

Change History

0
Information is not available yet

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Matching Score-10
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||
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Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2025-67475
Matching Score-10
Assigner-The Wikimedia Foundation
ShareView Details
Matching Score-10
Assigner-The Wikimedia Foundation
CVSS Score-Not Assigned
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||
7 Day CHG~0.00%
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
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Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/CommentFormatter/CommentParser.Php. This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.

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CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2025-61645
Matching Score-10
Assigner-The Wikimedia Foundation
ShareView Details
Matching Score-10
Assigner-The Wikimedia Foundation
CVSS Score-Not Assigned
EPSS-0.20% / 10.60%
||
7 Day CHG~0.00%
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
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Matching Score-10
Assigner-The Wikimedia Foundation
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Matching Score-10
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7 Day CHG~0.00%
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KEV Action Due Date-Not Available
XSS when pasting into VE

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation VisualEditor. This vulnerability is associated with program files src/ce/ve.Ce.ClipboardHandler.Js. This issue affects VisualEditor: from * before 1.39.14, 1.43.4, 1.44.1.

Action-Not Available
Vendor-Wikimedia Foundation
Product-visual_editorVisualEditor
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2015-6734
Matching Score-10
Assigner-MITRE Corporation
ShareView Details
Matching Score-10
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-2.08% / 79.49%
||
7 Day CHG~0.00%
Published-01 Sep, 2015 | 14:00
Updated-06 May, 2026 | 22:30
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in contrib/cssgen.php in the GeSHi, as used in the SyntaxHighlight_GeSHi extension and MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2005-3165
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.26% / 66.69%
||
7 Day CHG~0.00%
Published-06 Oct, 2005 | 04:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Multiple cross-site scripting (XSS) vulnerabilities in MediaWiki before 1.4.9 allow remote attackers to inject arbitrary web script or HTML via (1) <math> tags or (2) Extension or <nowiki> sections that "bypass HTML style attribute restrictions" that are intended to protect against XSS vulnerabilities in Internet Explorer clients.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2005-3167
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.23% / 65.80%
||
7 Day CHG~0.00%
Published-06 Oct, 2005 | 04:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Incomplete blacklist vulnerability in MediaWiki before 1.4.11 does not properly remove certain CSS inputs (HTML inline style attributes) that are processed as active content by Internet Explorer, which allows remote attackers to conduct cross-site scripting (XSS) attacks.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2005-2396
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-2.04% / 79.15%
||
7 Day CHG~0.00%
Published-27 Jul, 2005 | 04:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in MediaWiki 1.4.6 and earlier allows remote attackers to inject arbitrary web script or HTML via a parameter to the page move template.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2005-1888
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.21% / 65.26%
||
7 Day CHG~0.00%
Published-08 Jun, 2005 | 04:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.4.5 allows remote attackers to inject arbitrary web script via HTML attributes in page templates.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2005-0534
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.21% / 65.21%
||
7 Day CHG~0.00%
Published-24 Feb, 2005 | 05:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Multiple cross-site scripting (XSS) vulnerabilities in MediaWiki 1.3.x before 1.3.11 and 1.4 beta before 1.4 rc1 allow remote attackers to inject arbitrary web script.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2020-10959
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-6.1||MEDIUM
EPSS-1.43% / 70.24%
||
7 Day CHG~0.00%
Published-02 Jun, 2020 | 13:52
Updated-04 Aug, 2024 | 11:21
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

resources/src/mediawiki.page.ready/ready.js in MediaWiki before 1.35 allows remote attackers to force a logout and external redirection via HTML content in a MediaWiki page.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CWE ID-CWE-601
URL Redirection to Untrusted Site ('Open Redirect')
CVE-2025-61641
Matching Score-8
Assigner-The Wikimedia Foundation
ShareView Details
Matching Score-8
Assigner-The Wikimedia Foundation
CVSS Score-1.7||LOW
EPSS-0.27% / 19.30%
||
7 Day CHG~0.00%
Published-02 Feb, 2026 | 23:39
Updated-25 Mar, 2026 | 14:01
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
API list=allpages with maxsize is making really slow queries

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/api/ApiQueryAllPages.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.

Action-Not Available
Vendor-Wikimedia Foundation
Product-mediawikiMediaWiki
CWE ID-CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVE-2026-58520
Matching Score-8
Assigner-The Wikimedia Foundation
ShareView Details
Matching Score-8
Assigner-The Wikimedia Foundation
CVSS Score-6.9||MEDIUM
EPSS-0.18% / 7.43%
||
7 Day CHG~0.00%
Published-01 Jul, 2026 | 17:14
Updated-09 Jul, 2026 | 18:45
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
UrlShortener defaults to ineffective validation open to third-party redirects

URL redirection to untrusted site ('open redirect') vulnerability in The Wikimedia Foundation Mediawiki - UrlShortener Extension allows Cross-Site Flashing. This issue affects Mediawiki - UrlShortener Extension: from * before 1.43.9, 1.44.6, 1.45.4.

Action-Not Available
Vendor-Wikimedia Foundation
Product-mediawikiMediawiki - UrlShortener Extension
CWE ID-CWE-601
URL Redirection to Untrusted Site ('Open Redirect')
CVE-2013-4568
Matching Score-8
Assigner-Red Hat, Inc.
ShareView Details
Matching Score-8
Assigner-Red Hat, Inc.
CVSS Score-4.3||MEDIUM
EPSS-2.10% / 79.72%
||
7 Day CHG~0.00%
Published-13 Dec, 2013 | 18:00
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Incomplete blacklist vulnerability in Sanitizer::checkCss in MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3 allows remote attackers to conduct cross-site scripting (XSS) attacks via certain non-ASCII characters in CSS, as demonstrated using variations of "expression" containing (1) full width characters or (2) IPA extensions, which are converted and rendered by Internet Explorer.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2019-19709
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-6.1||MEDIUM
EPSS-1.56% / 72.72%
||
7 Day CHG~0.00%
Published-11 Dec, 2019 | 01:33
Updated-05 Aug, 2024 | 02:25
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

MediaWiki through 1.33.1 allows attackers to bypass the Title_blacklist protection mechanism by starting with an arbitrary title, establishing a non-resolvable redirect for the associated page, and using redirect=1 in the action API when editing that page.

Action-Not Available
Vendor-n/aDebian GNU/LinuxWikimedia Foundation
Product-debian_linuxmediawikin/a
CWE ID-CWE-601
URL Redirection to Untrusted Site ('Open Redirect')
CVE-2026-39839
Matching Score-8
Assigner-The Wikimedia Foundation
ShareView Details
Matching Score-8
Assigner-The Wikimedia Foundation
CVSS Score-6.3||MEDIUM
EPSS-0.18% / 7.93%
||
7 Day CHG~0.00%
Published-07 Apr, 2026 | 19:29
Updated-24 Jul, 2026 | 21:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Stored XSS through URLs in Cargo's map format

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in Wikimedia Foundation Mediawiki - Cargo Extension allows Stored XSS.This issue affects Mediawiki - Cargo Extension: before 3.8.7.

Action-Not Available
Vendor-Wikimedia Foundation
Product-cargoMediawiki - Cargo Extension
CWE ID-CWE-80
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
CVE-2026-34095
Matching Score-8
Assigner-The Wikimedia Foundation
ShareView Details
Matching Score-8
Assigner-The Wikimedia Foundation
CVSS Score-Not Assigned
EPSS-0.20% / 9.93%
||
7 Day CHG~0.00%
Published-11 May, 2026 | 16:53
Updated-13 May, 2026 | 22:30
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
action=raw with Special:Mypage subpage title responds with "Content-Type: text/html" on ctype=text/javascript request

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Actions/ActionEntryPoint.Php, includes/Request/FauxResponse.Php. This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.

Action-Not Available
Vendor-Wikimedia Foundation
Product-mediawikiMediaWiki
CWE ID-CWE-668
Exposure of Resource to Wrong Sphere
CVE-2022-4561
Matching Score-8
Assigner-VulDB
ShareView Details
Matching Score-8
Assigner-VulDB
CVSS Score-3.5||LOW
EPSS-0.36% / 29.15%
||
7 Day CHG~0.00%
Published-16 Dec, 2022 | 00:00
Updated-15 Apr, 2025 | 13:02
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
SemanticDrilldown Extension GET Parameter SDBrowseDataPage.php printFilterLine cross site scripting

A vulnerability classified as problematic has been found in SemanticDrilldown Extension. Affected is the function printFilterLine of the file includes/specials/SDBrowseDataPage.php of the component GET Parameter Handler. The manipulation of the argument value leads to cross site scripting. It is possible to launch the attack remotely. The name of the patch is 6e18cf740a4548166c1d95f6d3a28541d298a3aa. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-215964.

Action-Not Available
Vendor-unspecifiedWikimedia Foundation
Product-semantic_drilldownSemanticDrilldown Extension
CWE ID-CWE-707
Improper Neutralization
CVE-2004-2152
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.21% / 65.21%
||
7 Day CHG~0.00%
Published-01 Jul, 2005 | 04:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in 'raw' page output mode for MediaWiki 1.3.4 and earlier allows remote attackers to inject arbitrary web script or HTML.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2005-1245
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.21% / 65.21%
||
7 Day CHG~0.00%
Published-24 Apr, 2005 | 04:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.4.2, when using HTML Tidy ($wgUseTidy), allows remote attackers to inject arbitrary web script or HTML via unknown vectors.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2023-45361
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-6.1||MEDIUM
EPSS-0.27% / 18.99%
||
7 Day CHG~0.00%
Published-09 Oct, 2024 | 00:00
Updated-15 Apr, 2026 | 00:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue was discovered in VectorComponentUserLinks.php in the Vector Skin component in MediaWiki before 1.39.5 and 1.40.x before 1.40.1. vector-intro-page MalformedTitleException is uncaught if it is not a valid title, leading to incorrect web pages.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-n/amediawiki
CVE-2022-34912
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-6.1||MEDIUM
EPSS-1.02% / 59.72%
||
7 Day CHG~0.00%
Published-02 Jul, 2022 | 00:00
Updated-03 Aug, 2024 | 09:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue was discovered in MediaWiki before 1.37.3 and 1.38.x before 1.38.1. The contributions-title, used on Special:Contributions, is used as page title without escaping. Hence, in a non-default configuration where a username contains HTML entities, it won't be escaped.

Action-Not Available
Vendor-n/aWikimedia FoundationFedora Project
Product-fedoramediawikin/a
CVE-2006-2611
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.85% / 76.87%
||
7 Day CHG~0.00%
Published-26 May, 2006 | 01:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in includes/Sanitizer.php in the variable handler in MediaWiki 1.6.x before r14349 allows remote attackers to inject arbitrary Javascript via unspecified vectors, possibly involving the usage of the | (pipe) character.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2022-29905
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-0.38% / 30.12%
||
7 Day CHG~0.00%
Published-29 Apr, 2022 | 03:43
Updated-03 Aug, 2024 | 06:33
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The FanBoxes extension for MediaWiki through 1.37.2 (before 027ffb0b9d6fe0d823810cf03f5b562a212162d4) allows Special:UserBoxes CSRF.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CWE ID-CWE-352
Cross-Site Request Forgery (CSRF)
CVE-2013-4567
Matching Score-8
Assigner-Red Hat, Inc.
ShareView Details
Matching Score-8
Assigner-Red Hat, Inc.
CVSS Score-4.3||MEDIUM
EPSS-1.35% / 68.54%
||
7 Day CHG~0.00%
Published-13 Dec, 2013 | 18:00
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Incomplete blacklist vulnerability in Sanitizer::checkCss in MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3 allows remote attackers to conduct cross-site scripting (XSS) attacks via a \b (backspace) character in CSS.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2012-4379
Matching Score-8
Assigner-Red Hat, Inc.
ShareView Details
Matching Score-8
Assigner-Red Hat, Inc.
CVSS Score-6.5||MEDIUM
EPSS-1.45% / 70.54%
||
7 Day CHG~0.00%
Published-19 Oct, 2017 | 21:00
Updated-13 May, 2026 | 00:24
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

MediaWiki before 1.18.5, and 1.19.x before 1.19.2 does not send a restrictive X-Frame-Options HTTP header, which allows remote attackers to conduct clickjacking attacks via an embedded API response in an IFRAME element.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CWE ID-CWE-284
Improper Access Control
CVE-2017-8811
Matching Score-8
Assigner-Debian GNU/Linux
ShareView Details
Matching Score-8
Assigner-Debian GNU/Linux
CVSS Score-6.1||MEDIUM
EPSS-1.04% / 60.61%
||
7 Day CHG~0.00%
Published-15 Nov, 2017 | 08:00
Updated-13 May, 2026 | 00:24
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The implementation of raw message parameter expansion in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 allows HTML mangling attacks.

Action-Not Available
Vendor-n/aDebian GNU/LinuxWikimedia Foundation
Product-mediawikidebian_linuxMediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2
CWE ID-CWE-20
Improper Input Validation
CVE-2022-29903
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-0.34% / 26.89%
||
7 Day CHG~0.00%
Published-29 Apr, 2022 | 03:44
Updated-03 Aug, 2024 | 06:33
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The Private Domains extension for MediaWiki through 1.37.2 (before 1ad65d4c1c199b375ea80988d99ab51ae068f766) allows CSRF for editing pages that store the extension's configuration. The attacker must trigger a POST request to Special:PrivateDomains.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CWE ID-CWE-352
Cross-Site Request Forgery (CSRF)
CVE-2005-2215
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.21% / 65.26%
||
7 Day CHG~0.00%
Published-12 Jul, 2005 | 04:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.4.x before 1.4.6 and 1.5 before 1.5beta3 allows remote attackers to inject arbitrary web script or HTML via a parameter in the page move template, a different vulnerability than CVE-2005-1888.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2006-1498
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.75% / 75.50%
||
7 Day CHG~0.00%
Published-30 Mar, 2006 | 00:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.5.8 and 1.4.15 allows remote attackers to inject arbitrary web script or HTML via crafted encoded links.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2007-0788
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.29% / 67.26%
||
7 Day CHG~0.00%
Published-06 Feb, 2007 | 19:00
Updated-23 Apr, 2026 | 00:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in MediaWiki 1.9.x before 1.9.2 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors related to "sortable tables JavaScript."

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2005-4501
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.44% / 70.41%
||
7 Day CHG~0.00%
Published-22 Dec, 2005 | 21:00
Updated-16 Apr, 2026 | 00:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

MediaWiki before 1.5.4 uses a hard-coded "internal placeholder string", which allows remote attackers to bypass protection against cross-site scripting (XSS) attacks and execute Javascript using inline style attributes, which are processed by Internet Explorer.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CVE-2014-5243
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.77% / 75.89%
||
7 Day CHG~0.00%
Published-22 Aug, 2014 | 17:00
Updated-06 May, 2026 | 22:30
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 does not enforce an IFRAME protection mechanism for transcluded pages, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.

Action-Not Available
Vendor-n/aWikimedia Foundation
Product-mediawikin/a
CWE ID-CWE-20
Improper Input Validation
CVE-2025-61643
Matching Score-8
Assigner-The Wikimedia Foundation
ShareView Details
Matching Score-8
Assigner-The Wikimedia Foundation
CVSS Score-2.7||LOW
EPSS-0.23% / 13.78%
||
7 Day CHG~0.00%
Published-02 Feb, 2026 | 23:33
Updated-25 Mar, 2026 | 13:57
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
EventStreams publishes suppressed recent change entries that are suppressed from their creation

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/recentchanges/RecentChangeRCFeedNotifier.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.

Action-Not Available
Vendor-Wikimedia Foundation
Product-mediawikiMediaWiki
CWE ID-CWE-212
Improper Removal of Sensitive Information Before Storage or Transfer
CVE-2025-7056
Matching Score-6
Assigner-The Wikimedia Foundation
ShareView Details
Matching Score-6
Assigner-The Wikimedia Foundation
CVSS Score-6.3||MEDIUM
EPSS-0.19% / 8.56%
||
7 Day CHG~0.00%
Published-07 Jul, 2025 | 13:57
Updated-10 Jul, 2025 | 23:28
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Stored XSS in UrlShortener

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - UrlShortener Extension allows Stored XSS.This issue affects Mediawiki - UrlShortener Extension: from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.

Action-Not Available
Vendor-Wikimedia Foundation
Product-Mediawiki - UrlShortener Extension
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
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