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Fencer Intel
medium 4.8

CVE-2019-3602 json

Cross site scripting vulnerability in McAfee NSM impacting authenticated users

published 2019-05-15 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-13237

cvss
4.8
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits
0
none known

Summary

Cross Site Scripting (XSS) vulnerability in McAfee Network Security Manager (NSM) Prior to 9.1 Update 5 allows an authenticated administrator to embed an XSS in the administrator interface via a specially crafted custom rule containing HTML.

Patch / fix

  • McAfee, LLC McAfee Network Security Manager (NSM) 9.1 update 5 (9.1.7.77)

Exploit prediction

0.62% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.0 4.8 CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD 3.0 4.8 CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Affected products

  • McAfee, LLC McAfee Network Security Manager (NSM)

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.