Vulnerability · Published Oct 6, 2021 · Assigned by mitre

CVE-2021-42044

Medium 4.8

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 0.6% (higher than 51% of all known vulnerabilities).

Severity (CVSS NVD)4.8Medium

Exploit odds (30 days)0.6%top 49.3% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

An issue was discovered in the Mentor dashboard in the GrowthExperiments extension in MediaWiki through 1.36.2. The Growthexperiments-mentor-dashboard-mentee-overview-add-filter-total-edits-headline, growthexperiments-mentor-dashboard-mentee-overview-add-filter-starred-headline, growthexperiments-mentor-dashboard-mentee-overview-info-text, growthexperiments-mentor-dashboard-mentee-overview-info-legend-headline, and growthexperiments-mentor-dashboard-mentee-overview-active-ago MediaWiki messages were not being properly sanitized and allowed for the injection and execution of HTML and JavaScript.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://phabricator.wikimedia.org/T289408 x_refsource_MISC
https://gerrit.wikimedia.org/r/q/I858d55fb2eca9b50ac6ef5a6f2a7b2784f0fa0d6 x_refsource_MISC