CVE-2021-4038
low-risk
Published 2021-12-09
Cross Site Scripting (XSS) vulnerability in McAfee Network Security Manager (NSM) prior to 10.1 Minor 7 allows a remote authenticated administrator to embed a XSS in the administrator interface via specially crafted custom rules containing HTML. NSM did not correctly sanitize custom rule content in all scenarios.
Do I need to act?
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0.14% 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)
Network Security Manager
Affected Vendors
References (2)
25
/ 100
low-risk
Severity
19/34 · Moderate
Exploitability
1/34 · Minimal
Exposure
5/34 · Minimal