285 results · Feed
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Medium 5.9CVE-2026-58025 Public exploit
Remote Code Execution via Unsafe Deserialization in LogItem Import
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 Me…
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Medium 5.3
Full Account Takeover from BotPasswords and OAuth via action=changeauthenticationdata
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/SpecialLinkAcco…
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None 0.0
Pretty-printed API output combined with centralauthtoken allows XSS with certain gadgets
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation CentralAuth. This vulnerability is associated with program files includes/Api/ApiFormatBase.Php, …
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None 0.0
$wgNonincludableNamespaces can be bypassed by embedding redirect in other namespaces
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Parser/Parser.Php. This issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.4…
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Medium 5.3
QueryAbuseFilter API can be used to see the hit count of private filters, which is hidden in the UI
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,…
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Medium 5.3
SyntaxHighlight stored XSS via unsanitized 'linelinks' attribute
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation SyntaxHighlight_GeSHi. This vulnerability is associated with program files includes/SyntaxHighlight.Php. This issue affects Synta…
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Medium 5.3
mw.Api.getErrorMessage() may return injected HTML if used without errorformat=html
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…
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Medium 5.3
"Total number of distinct authors" statistic at action=info does not exclude revisions where the author name was deleted
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…
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None 0.0
Core log entries for exceptions and XSS issues in log entry formatting code that may be caused by user-controlled input
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/Language/Language.Php, includes/Logging/BlockLogFormatter…
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Medium 5.1
API identification of users on private wikis
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,…
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Low 2.3
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation Echo. This vulnerabili…
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None 0.0
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.
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Low 2.0
Customized help link for page protection indicator is relative to subpage name, because the link target is missing the "/wiki/" prefix
Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Page/Article.Php. This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.
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Low 1.1
Special:UserRights allows viewing user rights from private wiki
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Specials/SpecialUserRights.Php. This issue affects MediaWiki: from * before 1.43.7, 1.44.4…
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Low 2.1
Block UI elements in 'tools'-sidebar shows presence of an autoblocked IP
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Skin/Skin.Php. This issue affects MediaWiki: from * before 1.43.7, 1.44.4, 1.45.2.
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Medium 5.5
User localization leaked by AbuseFilter + EventStream
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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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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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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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 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
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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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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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…
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Low 1.7
Suppressed blocked IP is visible in Special:BlockList, RC, and other places
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/logging/ManualLogEntry.Php, includes/recentchanges/RecentChangeFactory.Php, includes/recen…