MediaWiki 1.21.4

MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to cause a denial of service (CPU and memory consumption) via a large number of nested entity references in an (1) SVG file or (2) XMP metadata in a PDF file, aka a "billion laughs attack," a different vulnerability than CVE-2015-2937.

Published: 2015-04-13T14:00:00.000Z
Updated: 2024-08-06T05:32:20.575Z

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to inject arbitrary web script or HTML via an invalid parameter in a wddx format request to api.php, which is not properly handled in an error message, related to unsafe calls to wddx_serialize_value.

Published: 2015-04-13T14:00:00.000Z
Updated: 2024-08-06T05:32:20.872Z

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via a custom JavaScript file, which is not properly handled when previewing the file.

Published: 2015-04-13T14:00:00.000Z
Updated: 2024-08-06T05:32:20.836Z

MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM or Zend PHP, allows remote attackers to cause a denial of service ("quadratic blowup" and memory consumption) via an XML file containing an entity declaration with long replacement text and many references to this entity, a different vulnerability than CVE-2015-2942.

Published: 2015-04-13T14:00:00.000Z
Updated: 2024-08-06T05:32:20.563Z

MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2 allows remote attackers to bypass the SVG filtering and obtain sensitive user information via a mixed case @import in a style element in an SVG file, as demonstrated by "@imporT."

Published: 2015-04-13T14:00:00.000Z
Updated: 2024-08-06T05:32:20.590Z

MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2 does not properly handle when the Zend interpreter xml_parse function does not expand entities, which allows remote attackers to inject arbitrary web script or HTML via a crafted SVG file.

Published: 2015-04-13T14:00:00.000Z
Updated: 2024-08-06T05:32:20.614Z

Cross-site scripting (XSS) vulnerability in the Html class in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via a LanguageConverter substitution string when using a language variant.

Published: 2015-04-13T14:00:00.000Z
Updated: 2024-08-06T05:32:21.039Z

Incomplete blacklist vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via an animated href XLink element.

Published: 2015-04-13T14:00:00.000Z
Updated: 2024-08-06T05:32:20.386Z

Incomplete blacklist vulnerability in includes/upload/UploadBase.php in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via an application/xml MIME type for a nested SVG with a data: URI.

Published: 2015-04-13T14:00:00.000Z
Updated: 2024-08-06T05:32:20.646Z

MediaWiki 1.21.x, 1.22.x before 1.22.14, and 1.23.x before 1.23.7, when $wgContentHandlerUseDB is enabled, allows remote attackers to conduct cross-site scripting (XSS) attacks by setting the content model for a revision to JS.

Published: 2015-01-04T21:00:00.000Z
Updated: 2024-08-06T13:47:40.981Z

Cross-site scripting (XSS) vulnerability in the Hovercards extension for MediaWiki allows remote attackers to inject arbitrary web script or HTML via vectors related to text extracts.

Published: 2015-01-16T16:00:00.000Z
Updated: 2024-08-06T13:47:41.057Z

Cross-site scripting (XSS) vulnerability in the preview in the TemplateSandbox extension for MediaWiki allows remote attackers to inject arbitrary web script or HTML via the text parameter to Special:TemplateSandbox.

Published: 2015-01-16T16:00:00.000Z
Updated: 2024-08-06T13:47:41.125Z

Cross-site scripting (XSS) vulnerability in the preview in the ExpandTemplates extension for MediaWiki, when $wgRawHTML is set to true, allows remote attackers to inject arbitrary web script or HTML via the wpInput parameter to the Special:ExpandTemplates page.

Published: 2015-01-16T16:00:00.000Z
Updated: 2024-08-06T13:47:40.998Z

Multiple cross-site scripting (XSS) vulnerabilities in the Listings extension for MediaWiki allow remote attackers to inject arbitrary web script or HTML via the (1) name or (2) url parameter.

Published: 2015-01-16T16:00:00.000Z
Updated: 2024-08-06T13:47:40.370Z

MediaWiki 1.2x before 1.22.15, 1.23.x before 1.23.8, and 1.24.x before 1.24.1 allows remote attackers to bypass CORS restrictions in $wgCrossSiteAJAXdomains via a domain that has a partial match to an allowed origin, as demonstrated by "http://en.wikipedia.org.evilsite.example/."

Published: 2015-01-16T16:00:00.000Z
Updated: 2024-08-06T13:47:41.126Z

Cross-site scripting (XSS) vulnerability in thumb.php in MediaWiki before 1.19.23, 1.2x before 1.22.15, 1.23.x before 1.23.8, and 1.24.x before 1.24.1 allows remote authenticated users to inject arbitrary web script or HTML via a wikitext message.

Published: 2015-01-16T16:00:00.000Z
Updated: 2024-08-06T13:47:41.530Z

The wfMangleFlashPolicy function in OutputHandler.php in MediaWiki before 1.19.22, 1.20.x through 1.22.x before 1.22.14, and 1.23.x before 1.23.7 allows remote attackers to conduct PHP object injection attacks via a crafted string containing <cross-domain-policy> in a PHP format request, which causes the string length to change when converting the request to <NOT-cross-domain-policy>.

Published: 2015-01-04T21:00:00.000Z
Updated: 2024-08-06T13:40:24.904Z

Cross-site request forgery (CSRF) vulnerability in the Special:ExpandedTemplates page in MediaWiki before 1.19.22, 1.20.x through 1.22.x before 1.22.14, and 1.23.x before 1.23.7, when $wgRawHTML is set to true, allows remote attackers to hijack the authentication of users with edit permissions for requests that cross-site scripting (XSS) attacks via the wpInput parameter, which is not properly handled in the preview.

Published: 2015-01-04T21:00:00.000Z
Updated: 2024-08-06T13:40:24.980Z

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.

Published: 2014-08-22T17:00:00.000Z
Updated: 2024-08-06T11:41:48.324Z

The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 accepts certain long callback values and does not restrict the initial bytes of a JSONP response, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks, and obtain sensitive information, via a crafted OBJECT element with SWF content consistent with a restricted character set.

Published: 2014-08-22T17:00:00.000Z
Updated: 2024-08-06T11:41:47.649Z

Cross-site scripting (XSS) vulnerability in Special:PasswordReset in MediaWiki before 1.19.16, 1.21.x before 1.21.10, and 1.22.x before 1.22.7, when wgRawHtml is enabled, allows remote attackers to inject arbitrary web script or HTML via an invalid username.

Published: 2014-06-06T14:00:00.000Z
Updated: 2024-08-06T10:57:18.054Z

Cross-site scripting (XSS) vulnerability in includes/actions/InfoAction.php in MediaWiki before 1.21.9 and 1.22.x before 1.22.6 allows remote attackers to inject arbitrary web script or HTML via the sort key in an info action.

Published: 2014-04-29T18:00:00.000Z
Updated: 2024-08-06T10:28:46.374Z

includes/specials/SpecialChangePassword.php in MediaWiki before 1.19.14, 1.20.x and 1.21.x before 1.21.8, and 1.22.x before 1.22.5 does not properly handle a correctly authenticated but unintended login attempt, which makes it easier for remote authenticated users to obtain sensitive information by arranging for a victim to login to the attacker's account, as demonstrated by tracking the victim's activity, related to a "login CSRF" issue.

Published: 2014-04-20T01:00:00.000Z
Updated: 2024-08-06T10:21:35.971Z

Cross-site scripting (XSS) vulnerability in the formatHTML function in includes/api/ApiFormatBase.php in MediaWiki before 1.19.12, 1.20.x and 1.21.x before 1.21.6, and 1.22.x before 1.22.3 allows remote attackers to inject arbitrary web script or HTML via a crafted string located after http:// in the text parameter to api.php.

Published: 2014-03-02T02:00:00.000Z
Updated: 2024-08-06T10:06:00.222Z

includes/User.php in MediaWiki before 1.19.12, 1.20.x and 1.21.x before 1.21.6, and 1.22.x before 1.22.3 terminates validation of a user token upon encountering the first incorrect character, which makes it easier for remote attackers to obtain access via a brute-force attack that relies on timing differences in responses to incorrect token guesses.

Published: 2014-03-02T02:00:00.000Z
Updated: 2024-08-06T10:06:00.267Z

includes/upload/UploadBase.php in MediaWiki before 1.19.12, 1.20.x and 1.21.x before 1.21.6, and 1.22.x before 1.22.3 does not prevent use of invalid namespaces in SVG files, which allows remote attackers to conduct cross-site scripting (XSS) attacks via an SVG upload, as demonstrated by use of a W3C XHTML namespace in conjunction with an IFRAME element.

Published: 2014-03-02T02:00:00.000Z
Updated: 2024-08-06T10:06:00.324Z

MediaWiki 1.22.x before 1.22.2, 1.21.x before 1.21.5, and 1.19.x before 1.19.11, when DjVu or PDF file upload support is enabled, allows remote attackers to execute arbitrary commands via shell metacharacters in (1) the page parameter to includes/media/DjVu.php; (2) the w parameter (aka width field) to thumb.php, which is not properly handled by includes/media/PdfHandler_body.php; and possibly unspecified vectors in (3) includes/media/Bitmap.php and (4) includes/media/ImageHandler.php.

Published: 2014-01-30T23:00:00.000Z
Updated: 2024-08-06T09:50:09.575Z