Vulnerability · Published Dec 21, 2020 · Assigned by mitre
CVE-2020-35622
Medium 6.1
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 0.7% (higher than 52% of all known vulnerabilities).
Severity (CVSS NVD)6.1Medium
Exploit odds (30 days)0.7%top 47.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An issue was discovered in the GlobalUsage extension for MediaWiki through 1.35.1. SpecialGlobalUsage.php calls WikiMap::makeForeignLink unsafely. The $page variable within the formatItem function was not being properly escaped, allowing for XSS under certain conditions.
Affected products (as reported)
References
- https://phabricator.wikimedia.org/T268341 x_refsource_MISC
- https://gerrit.wikimedia.org/r/c/mediawiki/extensions/GlobalUsage/+/646744 x_refsource_MISC