CVE-2021-30158

    Dashboard / Vulnerabilities / CVE-2021-30158

    CVE-2021-30158

    Published: 6 Apr 2021Last Modified: 8 Jul 2026

    Summary:

    Details: An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. Blocked users are unable to use Special:ResetTokens. This has security relevance because a blocked user might have accidentally shared a token, or might know that a token has been compromised, and yet is not able to block any potential future use of the token by an unauthorized party.

    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://lists.debian.org/debian-lts-announce/2021/05/msg00003.html, https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html, https://security.gentoo.org/glsa/202107-40, https://www.debian.org/security/2021/dsa-4889, https://phabricator.wikimedia.org/T277009

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -ef13e11da4bcab62a8cc6f5459cd094e6881f326

    Affected versions

    1.35.1
    1.35.0
    1.35.0-rc.3
    1.35.0-rc.2
    1.35.0-rc.1
    1.35.0-rc.0

    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
    CVE-2021-30158 | CVE-DB