Vulnerability · Published Jul 2, 2021 · Assigned by mitre
CVE-2021-36125
High 7.5
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.0%top 35.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An issue was discovered in the CentralAuth extension in MediaWiki through 1.36. The Special:GlobalRenameRequest page is vulnerable to infinite loops and denial of service attacks when a user's current username is beyond an arbitrary maximum configuration value (MaxNameChars).
Affected products (as reported)
References
- https://phabricator.wikimedia.org/T260865 x_refsource_MISC
- https://gerrit.wikimedia.org/r/q/I97d8b3236b5abed8ba9a9c4d3ab5050c2e782c22 x_refsource_MISC