Vulnerabilities (CVE)

Filtered by vendor Mediawiki Subscribe
Filtered by product Mediawiki
Total 364 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2022-28203 2 Debian, Mediawiki 2 Debian Linux, Mediawiki 2024-11-21 N/A 7.5 HIGH
A denial-of-service issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. When many files exist, requesting Special:NewFiles with actor as a condition can result in a very long running query.
CVE-2022-28202 3 Debian, Fedoraproject, Mediawiki 3 Debian Linux, Fedora, Mediawiki 2024-11-21 4.3 MEDIUM 6.1 MEDIUM
An XSS issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. The widthheight, widthheightpage, and nbytes properties of messages are not escaped when used in galleries or Special:RevisionDelete.
CVE-2022-28201 2 Debian, Mediawiki 2 Debian Linux, Mediawiki 2024-11-21 N/A 4.4 MEDIUM
An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.
CVE-2021-46150 1 Mediawiki 1 Mediawiki 2024-11-21 3.5 LOW 4.8 MEDIUM
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. Special:CheckUserLog allows CheckUser XSS because of date mishandling, as demonstrated by an XSS payload in MediaWiki:October.
CVE-2021-46149 1 Mediawiki 1 Mediawiki 2024-11-21 5.0 MEDIUM 7.5 HIGH
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. A denial of service (resource consumption) can be accomplished by searching for a very long key in a Language Name Search.
CVE-2021-46148 1 Mediawiki 1 Mediawiki 2024-11-21 4.0 MEDIUM 6.5 MEDIUM
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. Some unprivileged users can view confidential information (e.g., IP addresses and User-Agent headers for election traffic) on a testwiki SecurePoll instance.
CVE-2021-46147 1 Mediawiki 1 Mediawiki 2024-11-21 6.8 MEDIUM 8.8 HIGH
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. MassEditRegex allows CSRF.
CVE-2021-46146 1 Mediawiki 1 Mediawiki 2024-11-21 3.5 LOW 5.4 MEDIUM
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. The WikibaseMediaInfo component is vulnerable to XSS via the caption fields for a given media file.
CVE-2021-45474 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2024-11-21 4.3 MEDIUM 6.1 MEDIUM
In MediaWiki through 1.37, the Special:ImportFile URI (aka FileImporter) allows XSS, as demonstrated by the clientUrl parameter.
CVE-2021-45473 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2024-11-21 4.3 MEDIUM 6.1 MEDIUM
In MediaWiki through 1.37, Wikibase item descriptions allow XSS, which is triggered upon a visit to an action=info URL (aka a page-information sidebar).
CVE-2021-45472 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2024-11-21 4.3 MEDIUM 6.1 MEDIUM
In MediaWiki through 1.37, XSS can occur in Wikibase because an external identifier property can have a URL format that includes a $1 formatter substitution marker, and the javascript: URL scheme (among others) can be used.
CVE-2021-45471 2 Fedoraproject, Mediawiki 2 Fedora, Mediawiki 2024-11-21 5.0 MEDIUM 5.3 MEDIUM
In MediaWiki through 1.37, blocked IP addresses are allowed to edit EntitySchema items.
CVE-2021-45038 1 Mediawiki 1 Mediawiki 2024-11-21 5.0 MEDIUM 5.3 MEDIUM
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. By using an action=rollback query, attackers can view private wiki contents.
CVE-2021-44858 1 Mediawiki 1 Mediawiki 2024-11-21 5.0 MEDIUM 7.5 HIGH
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. It is possible to use action=edit&undo= followed by action=mcrundo and action=mcrrestore to view private pages on a private wiki that has at least one page set in $wgWhitelistRead.
CVE-2021-44857 1 Mediawiki 1 Mediawiki 2024-11-21 4.0 MEDIUM 6.5 MEDIUM
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. It is possible to use action=mcrundo followed by action=mcrrestore to replace the content of any arbitrary page (that the user doesn't have edit rights for). This applies to any public wiki, or a private wiki that has at least one page set in $wgWhitelistRead.
CVE-2021-44856 1 Mediawiki 1 Mediawiki 2024-11-21 N/A 5.3 MEDIUM
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. A title blocked by AbuseFilter can be created via Special:ChangeContentModel due to the mishandling of the EditFilterMergedContent hook return value.
CVE-2021-44855 1 Mediawiki 1 Mediawiki 2024-11-21 N/A 5.4 MEDIUM
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. There is Blind Stored XSS via a URL to the Upload Image feature.
CVE-2021-44854 1 Mediawiki 1 Mediawiki 2024-11-21 N/A 5.3 MEDIUM
An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. The REST API publicly caches results from private wikis.
CVE-2021-42049 1 Mediawiki 1 Mediawiki 2024-11-21 N/A 6.5 MEDIUM
An issue was discovered in the Translate extension in MediaWiki through 1.36.2. Oversighters cannot undo revisions or oversight on pages where they suppressed information (such as PII). This allows oversighters to whitewash revisions.
CVE-2021-42048 1 Mediawiki 1 Mediawiki 2024-11-21 N/A 4.8 MEDIUM
An issue was discovered in the Growth extension in MediaWiki through 1.36.2. Any admin can add arbitrary JavaScript code to the Newcomer home page footer, which can be executed by viewers with zero edits.