EUVD-2026-29062

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-2026-34090

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-2026-34090

The vulnerability CVE-2026-34090 affects Wikimedia Foundation CheckUser, versions 1.45.0 to 1.45.1. It exposes sensitive information to an unauthorized actor (confidentiality impact). No exploit details are provided in the connected documents. Remediation: upgrade to version 1.45.2 (per PT-2026-3...

CVE-2026-34090 Suggested investigations: Handle suppressed usernames

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-2026-34090 Suggested investigations: Handle suppressed usernames

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...

Wikimedia CheckUser 信息泄露漏洞

Wikimedia CheckUser is a advanced investigation tool of the Wikimedia Foundation designed to combat disruptive behavior. Versions of Wikimedia CheckUser from 1.45.0 to 1.45.2 contained a vulnerability related to information leakage, which resulted in sensitive information being exposed to...

PT-2026-33204

Name of the Vulnerable Software and Affected Versions Wikimedia Foundation CheckUser versions 1.45.0 through 1.45.1 Description An issue exists that allows the exposure of sensitive information to an unauthorized actor. Recommendations Update to version 1.45.2...

CVE-2025-61650

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 src/Services/CheckUserUserInfoCardService.Php. This issue affects CheckUser: from before...

CVE-2025-61649

Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Services/CheckUserUserInfoCardService.Php. This issue affects CheckUser: from 7cedd58781d261f110651b6af4f41d2d11ae7309...

CVE-2025-61658

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-2025-61647

Vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files src/Api/Rest/Handler/UserInfoHandler.Php. This issue affects CheckUser: from a3dc1bbcc33acbcca6831d6afaccbb1054c93a57, 0584eb2ad564648aa3ce9c555dd044dda02b55f4...

CVE-2025-61651

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...

CVE-2025-61648

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,...

CVE-2025-67478

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-2025-67478

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

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

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...

UBUNTU-CVE-2025-67478

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-2025-61650

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 src/Services/CheckUserUserInfoCardService.Php. This issue affects CheckUser: from before...

CVE-2025-61648

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,...