Vulnerabilities (CVE)

Filtered by vendor Mediawiki Subscribe
Total 392 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2023-22911 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2025-04-07 N/A 6.1 MEDIUM
An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. E-Widgets does widget replacement in HTML attributes, which can lead to XSS, because widget authors often do not expect that their widget is executed in an HTML attribute context.
CVE-2023-22909 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2025-04-07 N/A 5.3 MEDIUM
An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. SpecialMobileHistory allows remote attackers to cause a denial of service because database queries are slow.
CVE-2022-39193 1 Mediawiki 1 Mediawiki 2025-04-03 N/A 5.3 MEDIUM
An issue was discovered in the CheckUser extension for MediaWiki through 1.39.x. Various components of this extension can expose information on the performer of edits and logged actions. This information should not allow public viewing: it is supposed to be viewable only by users with suppression rights.
CVE-2023-22912 1 Mediawiki 1 Mediawiki 2025-04-03 N/A 5.3 MEDIUM
An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. CheckUser TokenManager insecurely uses AES-CTR encryption with a repeated (aka re-used) nonce, allowing an adversary to decrypt.
CVE-2023-22910 1 Mediawiki 1 Mediawiki 2025-04-03 N/A 5.4 MEDIUM
An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. There is XSS in Wikibase date formatting via wikibase-time-precision-* fields. This allows JavaScript execution by staff/admin users who do not intentionally have the editsitejs capability.
CVE-2024-40598 1 Mediawiki 1 Mediawiki 2025-03-25 N/A 4.3 MEDIUM
An issue was discovered in the CheckUser extension for MediaWiki through 1.42.1. The API can expose suppressed information for log events. (The log_deleted attribute is not applied to entries.)
CVE-2024-40599 1 Mediawiki 1 Mediawiki 2025-03-20 N/A 4.8 MEDIUM
An issue was discovered in the GuMaxDD skin for MediaWiki through 1.42.1. There is stored XSS via MediaWiki:Sidebar top-level menu entries.
CVE-2024-40604 1 Mediawiki 1 Mediawiki 2025-03-18 N/A 4.8 MEDIUM
An issue was discovered in the Nimbus skin for MediaWiki through 1.42.1. There is Stored XSS via MediaWiki:Nimbus-sidebar menu and submenu entries.
CVE-2024-40596 1 Mediawiki 1 Mediawiki 2025-03-18 N/A 4.3 MEDIUM
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-2024-40603 1 Mediawiki 1 Mediawiki 2025-03-17 N/A 4.3 MEDIUM
An issue was discovered in the ArticleRatings extension for MediaWiki through 1.42.1. Special:ChangeRating allows CSRF to alter data via a GET request.
CVE-2024-40602 1 Mediawiki 1 Mediawiki 2025-03-14 N/A 4.8 MEDIUM
An issue was discovered in the Tempo skin for MediaWiki through 1.42.1. There is stored XSS via MediaWiki:Sidebar top-level menu entries.
CVE-2024-40605 1 Mediawiki 1 Mediawiki 2025-03-14 N/A 4.8 MEDIUM
An issue was discovered in the Foreground skin for MediaWiki through 1.42.1. There is stored XSS via MediaWiki:Sidebar top-level menu entries.
CVE-2023-29141 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2025-02-18 N/A 9.8 CRITICAL
An issue was discovered in MediaWiki before 1.35.10, 1.36.x through 1.38.x before 1.38.6, and 1.39.x before 1.39.3. An auto-block can occur for an untrusted X-Forwarded-For header.
CVE-2023-29140 1 Mediawiki 1 Mediawiki 2025-02-18 N/A 5.3 MEDIUM
An issue was discovered in the GrowthExperiments extension for MediaWiki through 1.39.3. Attackers might be able to see edits for which the username has been hidden, because there is no check for rev_deleted.
CVE-2023-29139 1 Mediawiki 1 Mediawiki 2025-02-14 N/A 6.5 MEDIUM
An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. When a user with checkuserlog permissions makes many CheckUserLog API requests in some configurations, denial of service can occur (RequestTimeoutException or upstream request timeout).
CVE-2023-29137 1 Mediawiki 1 Mediawiki 2025-02-14 N/A 4.3 MEDIUM
An issue was discovered in the GrowthExperiments extension for MediaWiki through 1.39.3. The UserImpactHandler for GrowthExperiments inadvertently returns the timezone preference for arbitrary users, which can be used to de-anonymize users.
CVE-2023-3550 2 Debian, Mediawiki 2 Debian Linux, Mediawiki 2025-02-13 N/A N/A
Mediawiki v1.40.0 does not validate namespaces used in XML files. Therefore, if the instance administrator allows XML file uploads, a remote attacker with a low-privileged user account can use this exploit to become an administrator by sending a malicious link to the instance administrator.
CVE-2021-30153 1 Mediawiki 1 Mediawiki 2025-02-06 N/A 4.3 MEDIUM
An issue was discovered in the VisualEditor extension in MediaWiki before 1.31.13, and 1.32.x through 1.35.x before 1.35.2. . When using VisualEditor to edit a MediaWiki user page belonging to an existing, but hidden, user, VisualEditor will disclose that the user exists. (It shouldn't because they are hidden.) This is related to ApiVisualEditor.
CVE-2020-29007 1 Mediawiki 1 Score 2025-02-06 N/A 9.8 CRITICAL
The Score extension through 0.3.0 for MediaWiki has a remote code execution vulnerability due to improper sandboxing of the GNU LilyPond executable. This allows any user with an ability to edit articles (potentially including unauthenticated anonymous users) to execute arbitrary Scheme or shell code by using crafted {{Image data to generate musical scores containing malicious code.
CVE-2023-37301 1 Mediawiki 1 Mediawiki 2024-11-27 N/A 5.3 MEDIUM
An issue was discovered in SubmitEntityAction in Wikibase in MediaWiki through 1.39.3. Because it doesn't use EditEntity for undo and restore, the intended interaction with AbuseFilter does not occur.