BIT-mediawiki-2021-30157

    Dashboard / Vulnerabilities / BIT-mediawiki-2021-30157

    BIT-mediawiki-2021-30157

    Published: 6 Mar 2024Last Modified: 3 Apr 2025

    Summary:

    Details: An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. On ChangesList special pages such as Special:RecentChanges and Special:Watchlist, some of the rcfilters-filter-* label messages are output in HTML unescaped, leading to XSS.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/26UJGHF7LJDOCQN6A3Z4PM7PYRKENJHE/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2OMSV7B2TCFBOCICN3B4SMQP5HVRJQIT/, https://phabricator.wikimedia.org/T278058, https://security.gentoo.org/glsa/202107-40, https://www.debian.org/security/2021/dsa-4889, https://nvd.nist.gov/vuln/detail/CVE-2021-30157

    Affected packages

    Package

    Name: mediawiki

    Purl: pkg:bitnami/mediawiki

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -1.31.12

    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