CVE-2024-40597

An issue was discovered in the CheckUser extension for MediaWiki through 1.42.1. It can expose suppressed information for log events. The logdeleted attribute is not respected...

PT-2024-28934

Name of the Vulnerable Software and Affected Versions MediaWiki CheckUser extension versions through 1.42.1 Description An issue was discovered in the CheckUser extension for MediaWiki. The API can expose suppressed information for log events, as the log deleted attribute is not applied to entrie...

PT-2024-28932

Name of the Vulnerable Software and Affected Versions MediaWiki CheckUser extension versions through 1.42.1 Description The Special:Investigate feature can expose suppressed information for log events due to the TimelineService not supporting proper suppression. Recommendations For versions throu...

CVE-2024-40596

An issue was discovered in the CheckUser extension for MediaWiki through 1.42.1. The Special:Investigate feature can expose suppressed information for log events. TimelineService does not support properly suppressing...

CVE-2024-40596

CVE-2024-40596 affects MediaWiki’s CheckUser extension through version 1.42.1. The vulnerability arises in the Special:Investigate feature, which can expose suppressed information for log events because the TimelineService does not properly suppress it. Affected component: CheckUser extension (Me...

CVE-2024-40598

An issue was discovered in the CheckUser extension for MediaWiki through 1.42.1. The API can expose suppressed information for log events. The logdeleted attribute is not applied to entries...

CVE-2024-40598

An issue was discovered in the CheckUser extension for MediaWiki through 1.42.1. The API can expose suppressed information for log events. The logdeleted attribute is not applied to entries...

The vulnerability of the CheckUser extension of the software environment for implementing MediaWiki’s hypertext environment allows a perpetrator to carry out cross-site scripting attacks.

The vulnerability of the CheckUser extension of the MediaWiki software environment exists due to the lack of measures taken to protect the structure of web pages. Exploiting this vulnerability could allow a malicious actor to perform cross-site scripting attacks through message definitions. For...

The vulnerability of the CheckUser extension of the software environment for implementing MediaWiki’s hypertext environment allows a violator to cause a service failure.

The vulnerability of the CheckUser extension of the MediaWiki software environment relates to the use of the URL address rest.php/checkuser/v0/useragentclienthints/revision/, which is used to store any number of lines in cuuseragentclienthints. Exploiting this vulnerability could allow a maliciou...

BIT-MEDIAWIKI-2021-31553

An issue was discovered in the CheckUser extension for MediaWiki through 1.35.2. MediaWiki usernames with trailing whitespace could be stored in the culog database table such that denial of service occurred for certain CheckUser extension pages and functionality. For example, the attacker could...

BIT-MEDIAWIKI-2023-37300

An issue was discovered in the CheckUserLog API in the CheckUser extension for MediaWiki through 1.39.3. There is incorrect access control for visibility of hidden users...

BIT-MEDIAWIKI-2024-23172

An issue was discovered in the CheckUser extension in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. XSS can occur via message definitions. e.g., in SpecialCheckUserLog...

CVE-2024-23172

An issue was discovered in the CheckUser extension in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. XSS can occur via message definitions. e.g., in SpecialCheckUserLog...

PT-2024-2676

Name of the Vulnerable Software and Affected Versions MediaWiki versions prior to 1.35.14 MediaWiki versions 1.36.x through 1.39.x before 1.39.6 MediaWiki versions 1.40.x before 1.40.2 Description An issue in the CheckUser extension allows XSS to occur via message definitions, for example, in...

CVE-2024-23172: Improper Neutralization of Input During Web Page Generation

An issue was discovered in the CheckUser extension in MediaWiki before 1.35.14, 1.36.x through 1.39.x before 1.39.6, and 1.40.x before 1.40.2. XSS can occur via message definitions. e.g., in SpecialCheckUserLog...

Design/Logic Flaw

An issue was discovered in the CheckUser extension for MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. A user can use a rest.php/checkuser/v0/useragent-clienthints/revision/ URL to store an arbitrary number of rows in cuuseragentclienthints, leading to a...

MediaWiki Security Breach

MediaWiki is a suite of free and freely available web-based Wiki engines from the MediaWiki Foundation. The product can be used to deploy internal knowledge management and content management systems. MediaWiki suffers from a security vulnerability that stems from a CheckUser extension user can...

CVE-2023-37300

An issue was discovered in the CheckUserLog API in the CheckUser extension for MediaWiki through 1.39.3. There is incorrect access control for visibility of hidden users...

CVE-2023-37303

An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. In certain situations, an attempt to block a user fails after a temporary browser hang and a DBQueryDisconnectedError error message...

Improper access control

An issue was discovered in the CheckUserLog API in the CheckUser extension for MediaWiki through 1.39.3. There is incorrect access control for visibility of hidden users...