Vendor
Wikimedia Foundation
153 known vulnerabilities.
Products
153 results · Feed
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Medium 4.8
Suggested investigations: Handle suppressed usernames
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation CheckUser. This issue affects CheckUser: from 1.45.0 before 1.45.2.
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Low 2.3
Memory leak in Scribunto causes runJobs.php to run out of memory
Vulnerability in Wikimedia Foundation Scribunto. This issue affects Scribunto: from 1.45.0 before 1.45.2.
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Low 1.3
RecentChanges entries expose suppressed content via generated log page html
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.
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Medium 5.1
Users API leaks whether privileged users have their user groups disabled for lack of 2FA
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation OATHAuth. This issue affects OATHAuth: from * before 1.43.7, 1.44.4, 1.45.2.
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Low 2.1
AbuseFilter misuses ::userCanBitfield, exposing access-controlled information
Vulnerability in Wikimedia Foundation AbuseFilter. This issue affects AbuseFilter: from * before 1.43.7, 1.44.4, 1.45.2.
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Medium 6.3
Stored XSS through the dynamic table format in Cargo
Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in WikiWorks Mediawiki - Cargo Extension allows Stored XSS.This issue affects Mediawiki - Cargo Extension: before 3.8.7.
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Medium 6.3
Stored XSS through list fields on Cargo's page values and Special:CargoTables
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.
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Medium 5.1
CSS injection in multiple Cargo display formats
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Wikimedia Foundation Mediawiki - Cargo Extension allows XSS Targeting Non-Script Elements.This issue affects Mediawiki - Cargo Extension: before 3.8.7.
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Medium 6.3
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.
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Medium 6.9
ProofreadPage improperly sanitizes multiline styles using Sanitizer::checkCSS
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Wikimedia Foundation MediaWiki - ProofreadPage Extension allows XSS Targeting Non-Script Elements. The issue has been remediated on the `master` branch, and …
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Medium 5.3
ReportIncident DiscussionTools integration causes slow requests
Allocation of resources without limits or throttling vulnerability in Wikimedia Foundation MediaWiki - ReportIncident Extension allows HTTP DoS. This issue was remediated only on the `master` branch.
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None 0.0
mw.message(…).parse() doesn't output safe HTML, but it's being used as if it does
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.JqueryMsg/mediawiki.JqueryMsg.Js. This iss…
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Low 1.7
Lua segfault in unpack()
Vulnerability in Wikimedia Foundation Scribunto, Wikimedia Foundation luasandbox. This vulnerability is associated with program files includes/Engines/LuaCommon/lualib/mwInit.Lua, library.C. This issue affects Scribunto: from * before 1.39.16, 1.43.6, 1.44.3,…
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None 0.0
Theoretical i18n XSS in mediawiki.page.preview.js when a page has multiple protection levels
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.Page.Preview.Js. This issue affects MediaW…
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None 0.0
Action API xslt option allows JavaScript execution by administrators who are not interface administrators
Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiFormatXml.Php. This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.
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None 0.0
list=allrevisions can be used to bypass Extension:Lockdown
Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiQueryRevisionsBase.Php. This issue affects MediaWiki: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1.
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None 0.0
Stored XSS through edit summaries in MW Core
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 Me…
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Low 1.3
Importing leaks IP address of importer via EventStreams
Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Import/ImportableOldRevisionImporter.Php. This issue affects MediaWiki: from * before 1.44.3, 1.45.1.
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None 0.0
Stored XSS through a system message in Special:ApiSandbox
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.Special.Apisandbox/ApiSandboxLayout.Js. Th…
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None 0.0
Wrong E-Mail address composition for usernames with a comma and Umlauts in it like "Döe, Jähn"
Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files includes/Mail/UserMailer.Php. This issue affects CheckUser: from * before 1.39.14, 1.43.4, 1.44.1.
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None 0.0
Magic word replacement in legacy parser allows using reserved data attributes through wikitext
Vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation Cite. This vulnerability is associated with program files includes/Parser/CoreParserFunctions.Php, includes/Parser/Sanitizer.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4…
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None 0.0
UserInfoCard: Do permission checking when getting counts of global and local edits, new articles and thanks
Vulnerability in Wikimedia Foundation Thanks. This vulnerability is associated with program files includes/ThanksQueryHelper.Php. This issue affects Thanks: from * before 1.43.4, 1.44.1.
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None 0.0
Stored XSS through system messages in VisualEditor
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 includes/ApiVisualEditorEdit.Php, modules/ve-mw/init/targets/ve…
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None 0.0
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 VisualEdit…
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None 0.0
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia …
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Low 1.3
Special:GlobalContributions shows edits on wikis the viewer doesn't have access to
Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/GlobalContributions/GlobalContributionsPager.Php. This issue affects CheckUser: from * before 1.43.4, 1.44.1.
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Low 2.7
Extension:TextExtracts does not check for authorizeRead when returning extracts
Vulnerability in Wikimedia Foundation TextExtracts. This vulnerability is associated with program files includes/ApiQueryExtracts.Php. This issue affects TextExtracts: from * before 1.39.14, 1.43.4, 1.44.1.
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Low 2.7
Action API discussiontoolspageinfo does not check for authorizeRead for the page
Vulnerability in Wikimedia Foundation DiscussionTools.This issue affects DiscussionTools: from * before 1.43.4, 1.44.1.
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None 0.0
i18n XSS through Special:CheckUser CheckUser helper
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files modules/ext.CheckUser/checkuser/checkUserHelper/buildUserElement.J…
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None 0.0
Reauth for enabling 2FA can be bypassed by submitting a form
Vulnerability in Wikimedia Foundation OATHAuth. This vulnerability is associated with program files src/Special/OATHManage.Php. This issue affects OATHAuth: from * before 1.39.14, 1.43.4, 1.44.1.
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None 0.0
Stored i18n XSS exposed by security patch for T402077
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.Language/mediawiki.Language.Js. This issue…
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None 0.0
Stored XSS through system messages in CheckUser
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files modules/ext.CheckUser.TempAccounts/components/ShowIPButton.Vue, mo…
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Low 1.1
UserInfoCard: Check that performing user has permission to view log entries for number of past blocks
Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Services/CheckUserUserInfoCardService.Php. This issue affects CheckUser: from 7cedd58781d261f110651b6af4f41d2d11ae7309.
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Low 1.1
UserInfoCard is vulnerable to message key stored XSS
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Services/CheckUserUserInfoCardService.Php. This issue affects …
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None 0.0
CodexTablePager has i18n XSS
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/pager/CodexTablePager.Php. This issue affects MediaWiki: …
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Low 1.2
Watchlist group mode reveals authors of edits with hidden authorship
Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/RecentChanges/EnhancedChangesList.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.
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Low 0.3
UserInfoCard: Don't allow access to information about users who are suppressed if you don't have suppressor rights
Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Api/Rest/Handler/UserInfoHandler.Php. This issue affects CheckUser: from a3dc1bbcc33acbcca6831d6afaccbb1054c93a57, 0584eb2ad564648aa3ce9c555dd044dda02b55f…
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None 0.0
i18n XSS through Special:Watchlist
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.Rcfilters/ui/WatchlistTopSectionWidget.Js.…
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None 0.0
Stored XSS through system messages in MW Core
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.Action/mediawiki.Action.Edit.Preview.Js, r…
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None 0.0CVE-2025-61638 Public exploit
Sanitizer::validateAttributes data-XSS
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation Parsoid. This vulnerability is associated with program files includes/parser/Sanitizer.Php, src/C…