Where
AND
AND
-Infinity
0

Trending

Last week
Last month
Last year

Wikimedia Foundation MediaWiki - WikiLambda ExtensionBlocked users can create and edit WikiLambda objects

Risk 50
Severity
6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Improper neutralization of input terminators vulnerability in The Wikimedia Foundation Mediawiki - WikiLambda Extension allows Authentication Bypass.

This issue affects Mediawiki - WikiLambda Extension: from before 1.43.9,1.44.6,1.45.4.

First published (updated )
CVE-2026-58517

Wikimedia Foundation Mediawiki - Charts ExtensionStored XSS in Wikimedia Chart pie tooltip via Data:*.tab field title

Risk 50
Severity
6.9
XSS
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - Charts Extension allows Cross-Site Scripting (XSS).

This issue affects Mediawiki - Charts Extension: from before 1.43.9,1.44.6,1.45.4.

First published (updated )
CVE-2026-14358

Wikimedia Foundation MediaWiki"Total number of distinct authors" statistic at action=info does not exclude revisions where the author name was deleted

Risk 37
Severity
5.3
Infoleak
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki.

This vulnerability is associated with program files includes/Actions/InfoAction.Php.

This issue affects MediaWiki: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

First published (updated )
CVE-2026-58033

Wikimedia Foundation MediaWikimw.Api.getErrorMessage() may return injected HTML if used without errorformat=html

Risk 38
Severity
5.3
XSS
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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 resources/src/mediawiki.Api/index.Js.

This issue affects MediaWiki: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

First published (updated )
CVE-2026-58032

Wikimedia Foundation SyntaxHighlight_GeSHiSyntaxHighlight stored XSS via unsanitized 'linelinks' attribute

Risk 38
Severity
5.3
XSS
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation SyntaxHighlightGeSHi.

This vulnerability is associated with program files includes/SyntaxHighlight.Php.

This issue affects SyntaxHighlightGeSHi: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

First published (updated )
CVE-2026-58030

Wikimedia Foundation MediaWikiFull Account Takeover from BotPasswords and OAuth via action=changeauthenticationdata

Risk 40
Severity
5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Vulnerability in Wikimedia Foundation MediaWiki.

This vulnerability is associated with program files includes/Api/ApiChangeAuthenticationData.Php, includes/Api/ApiLinkAccount.Php, includes/Api/ApiRemoveAuthenticationData.Php, includes/Specials/SpecialLinkAccounts.Php, includes/Specials/SpecialUnlinkAccounts.Php.

This issue affects MediaWiki: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

First published (updated )
CVE-2026-58029

Wikimedia Foundation AbuseFilterQueryAbuseFilter API can be used to see the hit count of private filters, which is hidden in the UI

Risk 38
Severity
5.3
Infoleak
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation AbuseFilter.

This vulnerability is associated with program files includes/Api/QueryAbuseFilters.Php.

This issue affects AbuseFilter: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

First published (updated )
CVE-2026-58027

Wikimedia Foundation MediaWikiRemote Code Execution via Unsafe Deserialization in LogItem Import

Risk 86
Severity
5.9
Code Injection
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Deserialization of untrusted data vulnerability in Wikimedia Foundation MediaWiki.

This vulnerability is associated with program files includes/Import/WikiImporter.Php, includes/Import/WikiRevision.Php, includes/Logging/LogEntryBase.Php.

This issue affects MediaWiki: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

First published (updated )
CVE-2026-58025

The Wikimedia Foundation Mediawiki - UrlShortener ExtensionUrlShortener defaults to ineffective validation open to third-party redirects

Risk 50
Severity
6.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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.

First published (updated )
CVE-2026-58520

Wikimedia Foundation MediaWikiAPI identification of users on private wikis

Risk 33
Severity
5.1
Infoleak
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki.

This vulnerability is associated with program files includes/Api/ApiUserrights.Php.

This issue affects MediaWiki: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

First published (updated )
CVE-2026-58024

Mediawiki - Cargo ExtensionSQLi in Cargo extension via year range filter

Risk 86
Severity
6.9
SQL Injection
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Improper neutralization of special elements used in an SQL command ('SQL injection') vulnerability in The Wikimedia Foundation Mediawiki - Cargo Extension allows SQL Injection.

This issue affects Mediawiki - Cargo Extension: from before 1.43.9,1.44.6,1.45.4.

First published (updated )
CVE-2026-58521

Mediawiki - Cargo ExtensionCargo Extension: SQLi in Special:Drilldown

Risk 86
Severity
6.9
SQL Injection
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Improper neutralization of special elements used in an SQL command ('SQL injection') vulnerability in The Wikimedia Foundation Mediawiki - Cargo Extension allows SQL Injection.

This issue affects Mediawiki - Cargo Extension: from before 1.43.9,1.44.6,1.45.4.

First published (updated )
CVE-2026-14363

Wikimedia Foundation OATHAuthUsers API leaks whether privileged users have their user groups disabled for lack of 2FA

Risk 43
Severity
5.1
Infoleak
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:A/V:X/RE:M/U:X

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation OATHAuth.

1 / 4
Source: Launchpad
First published (updated )
CVE-2026-34087

Wikimedia Foundation MediaWikiUser localization leaked by AbuseFilter + EventStream

Risk 43
Severity
5.5
Infoleak
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:U/V:X/RE:X/U:X

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki.

This issue affects MediaWiki: from before 1.43.7, 1.44.4, 1.45.2.

First published (updated )
CVE-2026-34091

Wikimedia Foundation MediaWiki - VisualData ExtensionVisualData extension: Regular Expression Denial of Service (ReDoS) via crafted user input

Risk 19
Severity
5.3
EPSS
0.06%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Inefficient Regular Expression Complexity vulnerability in Wikimedia Foundation MediaWiki - VisualData Extension allows Regular Expression Exponential Blowup.This issue affects MediaWiki - VisualData Extension: 1.45.

First published (updated )
CVE-2026-0668

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203