Mediawiki

CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS
CVE-2019-16528 1Mediawiki 1Abusefilter Jun 17, 2026 Mar 20, 2020 N/A· v4 7.5 HIGH· v3 5.0 MEDIUM· v2 An issue was discovered in the AbuseFilter extension for MediaWiki. includes/special/SpecialAbuseLog.php allows attackers to obtain sensitive information, such as deleted/suppressed usernames and summaries, from AbuseLog...Show more An issue was discovered in the AbuseFilter extension for MediaWiki. includes/special/SpecialAbuseLog.php allows attackers to obtain sensitive information, such as deleted/suppressed usernames and summaries, from AbuseLog revision data. This affects REL1_32 and REL1_33.Show less
CVE-2019-16529 1Mediawiki 1Checkuser Jun 17, 2026 Mar 19, 2020 N/A· v4 5.3 MEDIUM· v3 5.0 MEDIUM· v2 An issue was discovered in the CheckUser extension through 1.35.0 for MediaWiki. Oversighted edit summaries are still visible in CheckUser results in violation of MediaWiki's permissions model.
CVE-2019-15124 1Mediawiki 1Mobilefrontend Jun 17, 2026 Mar 19, 2020 N/A· v4 6.1 MEDIUM· v3 4.3 MEDIUM· v2 In the MobileFrontend extension for MediaWiki, XSS exists within the edit summary field of the watchlist feed. This affects REL1_31, REL1_32, and REL1_33.
CVE-2020-10534 1Mediawiki 1Mediawiki Jun 17, 2026 Mar 12, 2020 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 In the GlobalBlocking extension before 2020-03-10 for MediaWiki through 1.34.0, an issue related to IP range evaluation resulted in blocked users re-gaining escalated privileges. This is related to the case in which an I...Show more In the GlobalBlocking extension before 2020-03-10 for MediaWiki through 1.34.0, an issue related to IP range evaluation resulted in blocked users re-gaining escalated privileges. This is related to the case in which an IP address is contained in two ranges, one of which is locally disabled.Show less
CVE-2012-4381 1Mediawiki 1Mediawiki Nov 21, 2024 Feb 8, 2020 N/A· v4 8.1 HIGH· v3 9.3 HIGH· v2 MediaWiki before 1.18.5, and 1.19.x before 1.19.2 saves passwords in the local database, (1) which could make it easier for context-dependent attackers to obtain cleartext passwords via a brute-force attack or, (2) when...Show more MediaWiki before 1.18.5, and 1.19.x before 1.19.2 saves passwords in the local database, (1) which could make it easier for context-dependent attackers to obtain cleartext passwords via a brute-force attack or, (2) when an authentication plugin returns a false in the strict function, could allow remote attackers to use old passwords for non-existing accounts in an external authentication system via unspecified vectors.Show less
CVE-2013-4572 2Fedoraproject Mediawiki 2Fedora Mediawiki Nov 21, 2024 Feb 6, 2020 N/A· v4 7.5 HIGH· v3 5.0 MEDIUM· v2 The CentralNotice extension for MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3 sets the Cache-Control header to cache session cookies when a user is autocreated, which allows remote attackers to...Show more The CentralNotice extension for MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3 sets the Cache-Control header to cache session cookies when a user is autocreated, which allows remote attackers to authenticate as the created user.Show less
CVE-2013-6455 1Mediawiki 1Mediawiki Nov 21, 2024 Jan 28, 2020 N/A· v4 5.3 MEDIUM· v3 5.0 MEDIUM· v2 The CentralAuth extension for MediaWiki before 1.19.10, 1.2x before 1.21.4, and 1.22.x before 1.22.1 allows remote attackers to obtain usernames via vectors related to writing the names to the DOM of a page.
CVE-2013-6451 1Mediawiki 1Mediawiki Nov 21, 2024 Jan 28, 2020 N/A· v4 6.1 MEDIUM· v3 4.3 MEDIUM· v2 Cross-site scripting (XSS) vulnerability in MediaWiki 1.19.9 before 1.19.10, 1.2x before 1.21.4, and 1.22.x before 1.22.1 allows remote attackers to inject arbitrary web script or HTML via unspecified CSS values.
CVE-2014-9481 1Mediawiki 1Mediawiki Nov 21, 2024 Jan 27, 2020 N/A· v4 5.9 MEDIUM· v3 4.3 MEDIUM· v2 The Scribunto extension for MediaWiki allows remote attackers to obtain the rollback token and possibly other sensitive information via a crafted module, related to unstripping special page HTML.
CVE-2020-6163 1Mediawiki 1Mediawiki Jun 17, 2026 Jan 8, 2020 N/A· v4 6.1 MEDIUM· v3 4.3 MEDIUM· v2 The WikibaseMediaInfo extension 1.35 for MediaWiki allows XSS because of improper template syntax within the PropertySuggestionsWidget template (in the templates/search/PropertySuggestionsWidget.mustache+dom file).
CVE-2019-19910 1Mediawiki 1Mediawiki Jun 17, 2026 Dec 19, 2019 N/A· v4 6.1 MEDIUM· v3 4.3 MEDIUM· v2 The MinervaNeue Skin in MediaWiki from 2019-11-05 to 2019-12-13 (1.35 and/or 1.34) mishandles certain HTML attributes, as demonstrated by IMG onmouseover= (impact is XSS) and IMG src=http (impact is disclosing the client...Show more The MinervaNeue Skin in MediaWiki from 2019-11-05 to 2019-12-13 (1.35 and/or 1.34) mishandles certain HTML attributes, as demonstrated by IMG onmouseover= (impact is XSS) and IMG src=http (impact is disclosing the client's IP address). This can occur within a talk page topical header that is viewed within a mobile (MobileFrontend) context.Show less
CVE-2013-4303 1Mediawiki 1Mediawiki Nov 21, 2024 Dec 11, 2019 N/A· v4 6.1 MEDIUM· v3 4.3 MEDIUM· v2 includes/libs/IEUrlExtension.php in the MediaWiki API in MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 does not properly detect extensions when there are an even number of "." (period) ch...Show more includes/libs/IEUrlExtension.php in the MediaWiki API in MediaWiki 1.19.x before 1.19.8, 1.20.x before 1.20.7, and 1.21.x before 1.21.2 does not properly detect extensions when there are an even number of "." (period) characters in a string, which allows remote attackers to conduct cross-site scripting (XSS) attacks via the siprop parameter in a query action to wiki/api.php.Show less
CVE-2019-19709 2Debian Mediawiki 2Debian Linux Mediawiki Jun 17, 2026 Dec 11, 2019 N/A· v4 6.1 MEDIUM· v3 5.8 MEDIUM· v2 MediaWiki through 1.33.1 allows attackers to bypass the Title_blacklist protection mechanism by starting with an arbitrary title, establishing a non-resolvable redirect for the associated page, and using redirect=1 in th...Show more MediaWiki through 1.33.1 allows attackers to bypass the Title_blacklist protection mechanism by starting with an arbitrary title, establishing a non-resolvable redirect for the associated page, and using redirect=1 in the action API when editing that page.Show less
CVE-2019-19708 1Mediawiki 1Visual Editor Jun 17, 2026 Dec 11, 2019 N/A· v4 6.1 MEDIUM· v3 4.3 MEDIUM· v2 The VisualEditor extension through 1.34 for MediaWiki allows XSS via pasted content containing an element with a data-ve-clipboard-key attribute.
CVE-2013-1817 4Debian FedoraprojectMediawiki+1 more 4Debian Linux Enterprise LinuxFedora+1 more Nov 21, 2024 Nov 20, 2019 N/A· v4 7.5 HIGH· v3 5.0 MEDIUM· v2 MediaWiki before 1.19.4 and 1.20.x before 1.20.3 contains an error in the api.php script which allows remote attackers to obtain sensitive information.
CVE-2013-1816 4Debian FedoraprojectMediawiki+1 more 4Debian Linux Enterprise LinuxFedora+1 more Nov 21, 2024 Nov 20, 2019 N/A· v4 7.5 HIGH· v3 5.0 MEDIUM· v2 MediaWiki before 1.19.4 and 1.20.x before 1.20.3 allows remote attackers to cause a denial of service (application crash) by sending a specially crafted request.
CVE-2019-18987 1Mediawiki 1Abusefilter Jun 17, 2026 Nov 15, 2019 N/A· v4 5.3 MEDIUM· v3 5.0 MEDIUM· v2 An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki. Once a specific abuse filter has (accidentally or otherwise) been made public, its previous versions can be exposed, thus potentially discl...Show more An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki. Once a specific abuse filter has (accidentally or otherwise) been made public, its previous versions can be exposed, thus potentially disclosing private or sensitive information within the filter's definition.Show less
CVE-2013-1951 2Debian Mediawiki 2Debian Linux Mediawiki Nov 21, 2024 Oct 31, 2019 N/A· v4 6.1 MEDIUM· v3 4.3 MEDIUM· v2 A cross-site scripting (XSS) vulnerability in MediaWiki before 1.19.5 and 1.20.x before 1.20.4 and allows remote attackers to inject arbitrary web script or HTML via Lua function names.
CVE-2019-18612 1Mediawiki 1Abusefilter Jun 17, 2026 Oct 29, 2019 N/A· v4 5.3 MEDIUM· v3 5.0 MEDIUM· v2 An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki. Previously hidden (restricted) AbuseFilter filters were viewable (or their differences were viewable) to unprivileged users, thus disclosin...Show more An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki. Previously hidden (restricted) AbuseFilter filters were viewable (or their differences were viewable) to unprivileged users, thus disclosing potentially sensitive information.Show less
CVE-2019-18611 1Mediawiki 1Checkuser Jun 17, 2026 Oct 29, 2019 N/A· v4 6.5 MEDIUM· v3 4.0 MEDIUM· v2 An issue was discovered in the CheckUser extension through 1.34 for MediaWiki. Certain sensitive information within oversighted edit summaries made available via the MediaWiki API was potentially visible to users with va...Show more An issue was discovered in the CheckUser extension through 1.34 for MediaWiki. Certain sensitive information within oversighted edit summaries made available via the MediaWiki API was potentially visible to users with various levels of access to this extension. Said users should not have been able to view these oversighted edit summaries via the MediaWiki API.Show less

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