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6.5
CVE-2021-42049: 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...
CVE-2021-42049 · published 4 years ago
Summary
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.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| mediawiki | mediawiki |
<= 1.36.2 cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:* |
Original advisory text
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...
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.
References
- https://gerrit.wikimedia.org/r/q/I4d95220ef414337147235f7ebedc9b945c3348e3 Patch Vendor Advisory
- https://phabricator.wikimedia.org/T286884 Permissions Required Vendor Advisory
Internet-facing
60 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit (estimated)
- Gives an attacker partial control (estimated)
Timeline
Published29 Sep 2022
Updated31 Oct 2026
First seen29 Sep 2026
Sources
CVE-2021-42049 · NVD
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