CVE-2021-42048
low-risk
Published 2022-09-29
An issue was discovered in the Growth extension in MediaWiki through 1.36.2. Any admin can add arbitrary JavaScript code to the Newcomer home page footer, which can be executed by viewers with zero edits.
Do I need to act?
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0.22% chance of exploitation
EPSS score — low exploit probability
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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
25
/ 100
low-risk
Severity
19/34 · Moderate
Exploitability
1/34 · Minimal
Exposure
5/34 · Minimal