Vulnerability · Published Apr 22, 2021 · Assigned by mitre
CVE-2021-31549
Medium 4.3
In plain English
A medium-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 0.8% (higher than 57% of all known vulnerabilities).
Severity (CVSS NVD)4.3Medium
Exploit odds (30 days)0.8%top 43.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An issue was discovered in the AbuseFilter extension for MediaWiki through 1.35.2. The Special:AbuseFilter/examine form allowed for the disclosure of suppressed MediaWiki usernames to unprivileged users.
Affected products (as reported)
References
- https://phabricator.wikimedia.org/T274152 x_refsource_MISC
- https://gerrit.wikimedia.org/r/q/I6063c02fa261c4cc0e6dbbb2db4e111eb85912c2 x_refsource_MISC
- https://gerrit.wikimedia.org/r/q/I71a6d521bd12931ce60eec4d2dc35af19146000f x_refsource_MISC