EUVD-2024-20691

Malicious code in bioql PyPI...

EUVD-2023-41207

Malicious code in bioql PyPI...

Linux Distros Unpatched Vulnerability : CVE-2023-37300

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

Linux Distros Unpatched Vulnerability : CVE-2023-37303

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 brows...

CVE-2025-53479

The CheckUser extension’s Special:CheckUser interface is vulnerable to reflected XSS via the rev-deleted-user message. This message is rendered without proper escaping, making it possible to inject JavaScript through the uselang=x-xss language override mechanism. This issue affects Mediawiki -...

CVE-2025-53480

The CheckUser extension’s Special:Investigate page has a vulnerability in the Account information tab, where specific internationalized messages are rendered without proper escaping. Attackers can exploit this by appending ?uselang=x-xss to the URL, causing reflected XSS when the UI renders...

CVE-2025-53478

The CheckUser extension’s Special:Investigate interface is vulnerable to reflected XSS due to improper escaping of certain internationalized system messages rendered on the “IPs and User agents” tab. This issue affects Mediawiki - CheckUser extension: from 1.39.X before 1.39.13, from 1.42.X befor...

CVE-2025-53479

The CheckUser extension’s Special:CheckUser interface is vulnerable to reflected XSS via the rev-deleted-user message. This message is rendered without proper escaping, making it possible to inject JavaScript through the uselang=x-xss language override mechanism. This issue affects Mediawiki -...

CVE-2025-53479

The MediaWiki - CheckUser extension is vulnerable to reflected Cross-Site Scripting (XSS) via its Special:CheckUser interface. The root cause is the improper escaping of the rev-deleted-user message, which allows for JavaScript injection through the uselang=x-xss language override mechanism. Affe...

CVE-2025-53479 CheckUser: Reflected Cross-Site Scripting (XSS) in Special:CheckUser via unsanitized internationalized message

The CheckUser extension’s Special:CheckUser interface is vulnerable to reflected XSS via the rev-deleted-user message. This message is rendered without proper escaping, making it possible to inject JavaScript through the uselang=x-xss language override mechanism. This issue affects Mediawiki -...

CVE-2025-53479 CheckUser: Reflected Cross-Site Scripting (XSS) in Special:CheckUser via unsanitized internationalized message

The CheckUser extension’s Special:CheckUser interface is vulnerable to reflected XSS via the rev-deleted-user message. This message is rendered without proper escaping, making it possible to inject JavaScript through the uselang=x-xss language override mechanism. This issue affects Mediawiki -...

CVE-2025-53480

The CheckUser extension’s Special:Investigate page has a vulnerability in the Account information tab, where specific internationalized messages are rendered without proper escaping. Attackers can exploit this by appending ?uselang=x-xss to the URL, causing reflected XSS when the UI renders...

CVE-2025-53480 CheckUser: Reflected Cross-Site Scripting (XSS) in Special:Investigate (Account information tab) via unsanitized i18n messages

The CheckUser extension’s Special:Investigate page has a vulnerability in the Account information tab, where specific internationalized messages are rendered without proper escaping. Attackers can exploit this by appending ?uselang=x-xss to the URL, causing reflected XSS when the UI renders...

CVE-2025-53480

The Mediawiki - CheckUser extension contains a reflected cross-site scripting (XSS) vulnerability in the Account information tab of the Special:Investigate page. The root cause is the improper escaping of specific internationalized (i18n) messages. An attacker can exploit this by appending ?usela...

CVE-2025-53480 CheckUser: Reflected Cross-Site Scripting (XSS) in Special:Investigate (Account information tab) via unsanitized i18n messages

The CheckUser extension’s Special:Investigate page has a vulnerability in the Account information tab, where specific internationalized messages are rendered without proper escaping. Attackers can exploit this by appending ?uselang=x-xss to the URL, causing reflected XSS when the UI renders...

CVE-2025-53480

The CheckUser extension’s Special:Investigate page has a vulnerability in the Account information tab, where specific internationalized messages are rendered without proper escaping. Attackers can exploit this by appending ?uselang=x-xss to the URL, causing reflected XSS when the UI renders...

CVE-2025-53479: Improper Neutralization of Input During Web Page Generation

The CheckUser extension’s Special:CheckUser interface is vulnerable to reflected XSS via the rev-deleted-user message. This message is rendered without proper escaping, making it possible to inject JavaScript through the uselang=x-xss language override mechanism. This issue affects Mediawiki -...

CVE-2025-53480: Improper Neutralization of Input During Web Page Generation

The CheckUser extension’s Special:Investigate page has a vulnerability in the Account information tab, where specific internationalized messages are rendered without proper escaping. Attackers can exploit this by appending ?uselang=x-xss to the URL, causing reflected XSS when the UI renders...

Wikimedia Mediawiki – CheckUser Extension security vulnerability

Wikimedia Mediawiki - CheckUser Extension is a Wikimedia Foundation extension for querying IP addresses. A security vulnerability exists in Wikimedia Mediawiki - CheckUser Extension that stems from a rev-deleted-user message that is not properly escaped, which could lead to a reflected cross-site...

PT-2025-28474 · Mediawiki · Mediawiki

Name of the Vulnerable Software and Affected Versions: Mediawiki - CheckUser extension versions 1.39.0 through 1.39.12 Mediawiki - CheckUser extension versions 1.42.0 through 1.42.6 Mediawiki - CheckUser extension versions 1.43.0 through 1.43.1 Description: The issue is related to the rendering o...