Advisory Published
Updated

CVE-2021-42049

First published: Wed Oct 06 2021(Updated: )

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.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
MediaWiki MediaWiki<=1.36.2

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Frequently Asked Questions

  • What is the vulnerability ID of this issue?

    The vulnerability ID of this issue is CVE-2021-42049.

  • What is the severity level of CVE-2021-42049?

    The severity level of CVE-2021-42049 is medium.

  • What is the affected software of CVE-2021-42049?

    The affected software of CVE-2021-42049 is MediaWiki version up to and including 1.36.2.

  • What is the impact of CVE-2021-42049?

    The impact of CVE-2021-42049 is that oversighters in MediaWiki cannot undo revisions or oversight on pages where they suppressed information, allowing them to whitewash revisions.

  • Are there any references for CVE-2021-42049?

    Yes, you can find references for CVE-2021-42049 at the following links: [Link 1](https://gerrit.wikimedia.org/r/q/I4d95220ef414337147235f7ebedc9b945c3348e3), [Link 2](https://phabricator.wikimedia.org/T286884).

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