Checkuser

checkuser

Vendor: Mediawiki • 8 CVEs

CVEs (8)

CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS
CVE-2026-34090 1Mediawiki 1Checkuser Jun 17, 2026 May 11, 2026 4.8 MEDIUM· v4 7.5 HIGH· v3 N/A· v2 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.
CVE-2025-67478 1Mediawiki 1Checkuser Jun 17, 2026 Feb 3, 2026 0.0 NONE· v4 8.8 HIGH· v3 N/A· v2 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.
CVE-2025-61658 1Mediawiki 1Checkuser Jun 17, 2026 Feb 3, 2026 1.3 LOW· v4 4.3 MEDIUM· v3 N/A· v2 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.
CVE-2025-61651 1Mediawiki 1Checkuser Jun 17, 2026 Feb 3, 2026 0.0 NONE· v4 6.1 MEDIUM· v3 N/A· v2 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/check...Show more 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.Js. This issue affects CheckUser: from * before 1.44.1.Show less
CVE-2025-61648 1Mediawiki 1Checkuser Jun 17, 2026 Feb 3, 2026 0.0 NONE· v4 6.1 MEDIUM· v3 N/A· v2 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.TempA...Show more 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, modules/ext.CheckUser.TempAccounts/SpecialBlock.Js. This issue affects CheckUser: from * before 1.44.1.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-2019-18611 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
CVE-2015-2940 1Mediawiki 1Checkuser May 6, 2026 Apr 13, 2015 N/A· v4 N/A· v3 6.8 MEDIUM· v2 Cross-site request forgery (CSRF) vulnerability in the CheckUser extension for MediaWiki allows remote attackers to hijack the authentication of certain users for requests that retrieve sensitive user information via uns...Show more Cross-site request forgery (CSRF) vulnerability in the CheckUser extension for MediaWiki allows remote attackers to hijack the authentication of certain users for requests that retrieve sensitive user information via unspecified vectors.Show less