Vulnerability Description
An issue was discovered in the CentralAuth extension in MediaWiki through 1.36. Autoblocks for CentralAuth-issued suppression blocks are not properly implemented.
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mediawiki | Mediawiki | <= 1.36 |
Related Weaknesses (CWE)
References
- https://gerrit.wikimedia.org/r/q/I15d14c88a1e30df92c470bc191c4ee573172d4d1PatchVendor Advisory
- https://gerrit.wikimedia.org/r/q/I3e65690695313380c798b62edfda726b6e374f89PatchVendor Advisory
- https://phabricator.wikimedia.org/T281972ExploitIssue TrackingPatch
- https://gerrit.wikimedia.org/r/q/I15d14c88a1e30df92c470bc191c4ee573172d4d1PatchVendor Advisory
- https://gerrit.wikimedia.org/r/q/I3e65690695313380c798b62edfda726b6e374f89PatchVendor Advisory
- https://phabricator.wikimedia.org/T281972ExploitIssue TrackingPatch
FAQ
What is CVE-2021-36128?
CVE-2021-36128 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in the CentralAuth extension in MediaWiki through 1.36. Autoblocks for CentralAuth-issued suppression blocks are not properly implemented.
How severe is CVE-2021-36128?
CVE-2021-36128 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-36128?
Check the references section above for vendor advisories and patch information. Affected products include: Mediawiki Mediawiki.