CVE-2021-42042
low-risk
Published 2021-10-06
An issue was discovered in SpecialEditGrowthConfig in the GrowthExperiments extension in MediaWiki through 1.36.2. The growthexperiments-edit-config-error-invalid-title MediaWiki message was not being properly sanitized and allowed for the injection and execution of HTML and JavaScript.
Do I need to act?
-
0.40% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.8/10
Medium
NETWORK
/ LOW complexity
Affected Products (1)
Affected Vendors
References (4)
26
/ 100
low-risk
Severity
19/34 · Moderate
Exploitability
2/34 · Minimal
Exposure
5/34 · Minimal