Wikimedia MediaWiki through 1.32.1 has Incorrect Access Control. Suppressed log in RevisionDelete page is exposed. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

MediaWiki through 1.32.1 has Incorrect Access Control. Suppressed username or log in Special:EditTags are exposed. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

An Incorrect Access Control vulnerability was found in Wikimedia MediaWiki 1.27.0 through 1.32.1. Directly POSTing to Special:ChangeEmail would allow for bypassing re-authentication, allowing for potential account takeover.

MediaWiki through 1.32.1 has Incorrect Access Control (issue 1 of 3). A spammer can use Special:ChangeEmail to send out spam with no rate limiting or ability to block them. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.

Wikimedia MediaWiki through 1.32.1 allows CSRF.

Tarball was missing .htaccess files

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.

BotPasswords can bypass CentralAuth's account lock

Mediawiki 1.31 before 1.31.1, 1.30.1, 1.29.3 and 1.27.5 contains a flaw where BotPasswords can bypass CentralAuth's account lock

Information disclosure in Special:Redirect/logid

Mediawiki 1.31 before 1.31.1, 1.30.1, 1.29.3 and 1.27.5 contains an information disclosure flaw in the Special:Redirect/logid

$wgRateLimits entry for 'user' overrides 'newbie'

Mediawiki 1.31 before 1.31.1, 1.30.1, 1.29.3 and 1.27.5 contains a flaw where contrary to the documentation, $wgRateLimits entry for 'user' overrides that for 'newbie'.

Parameters injection in SyntaxHighlight results in multiple vulnerabilities

Parameters injection in the SyntaxHighlight extension of Mediawiki before 1.23.16, 1.27.3 and 1.28.2 might result in multiple vulnerabilities.

mediawiki: remote information disclosure

MediaWiki before 1.23.16, 1.24.x through 1.27.x before 1.27.2, and 1.28.x before 1.28.1 allows remote attackers to discover the IP addresses of Wiki visitors via a style="background-image: attr(title url);" attack within a DIV element that has an attacker-controlled URL in the title attribute.

Spam blacklist ineffective on encoded URLs inside file inclusion syntax's link parameter

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.

Sysops can undelete pages, although the page is protected against it

Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw, allowing a sysops to undelete pages, although the page is protected against it.

Make rawHTML mode not apply to system messages

Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw making rawHTML mode apply to system messages.

Having LocalisationCache directory default to system tmp directory is insecure

Mediawiki before 1.28.1 / 1.27.2 contains an unsafe use of temporary directory, where having LocalisationCache directory default to system tmp directory is insecure.

SVG filter evasion using default attribute values in DTD declaration

Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw allowing to evade SVG filter using default attribute values in DTD declaration.

XSS in SearchHighlighter::highlightText() [requires non-default config]

Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a XSS vulnerability in SearchHighlighter::highlightText() with non-default configurations.

Special:Search allows redirects to any interwiki link

Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw where Special:Search allows redirects to any interwiki link.

Special:UserLogin?returnto=interwiki:foo will redirect to external sites

Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 has a flaw where Special:UserLogin?returnto=interwiki:foo will redirect to external sites.

"Mark all pages visited" on the watchlist does not require a CSRF token

Mediawiki before 1.28.1 / 1.27.2 / 1.23.16 contains a flaw where the "Mark all pages visited" on the watchlist does not require a CSRF token.