MGASA-2021-0568

    Dashboard / Vulnerabilities / MGASA-2021-0568

    MGASA-2021-0568

    Published: 19 Dec 2021Last Modified: 16 Apr 2026

    Summary: Updated mediawiki packages fix security vulnerabilities

    Details: Updated mediawiki packages fix security vulnerabilities: == Security fixes == * (T292763. CVE-2021-44854) REST API incorrectly publicly caches autocomplete search results from private wikis. * (T271037, CVE-2021-44856) Title blocked in AbuseFilter can be created via Special:ChangeContentModel. * (T297322, CVE-2021-44857) Unauthorized users can use action=mcrundo to replace the content of arbitrary pages. * (T297322, CVE-2021-44858) Unauthorized users can view contents of private wikis using various actions. * (T297574, CVE-2021-45038) Unauthorized users can access private wiki contents using rollback action === Extension security fixes === * (T293589, CVE-2021-44855) Blind Stored XSS in VisualEditor media dialog. * (T294686) Special:Nuke doesn't actually delete pages.

    References: https://advisories.mageia.org/MGASA-2021-0568.html, https://bugs.mageia.org/show_bug.cgi?id=29772, https://lists.wikimedia.org/hyperkitty/list/[email protected]/thread/QEN3EK4JXAVJMJ5GF3GYOAKNJPEKFQYA/

    Affected packages

    Package

    Name: mediawiki

    Purl: pkg:rpm/mageia/mediawiki?arch=source&distro=mageia-8

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.35.5-1.mga8

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    MGASA-2021-0568 | CVE-DB