SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-6659

Reflected Cross-Site Scripting vulnerability in McAfee ePolicy Orchestrator (ePO) 5.3.2, 5.3.1, 5.3.0 and 5.9.0 allows remote authenticated users to exploit an XSS issue via not sanitizing the user input.

MEDIUM 5.4EPSS 1.02%

Does this matter?

Lower severity and a low EPSS score (1.02%). Track it; it rarely justifies an emergency change on its own.

Description

Reflected Cross-Site Scripting vulnerability in McAfee ePolicy Orchestrator (ePO) 5.3.2, 5.3.1, 5.3.0 and 5.9.0 allows remote authenticated users to exploit an XSS issue via not sanitizing the user input.

CVSS 3.0
5.4 MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
1.02% probability · 63th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Affected
mcafee/epolicy orchestrator
Source
trellixpsirt@trellix.com
EPSS trend
0%3%5%27 October 2026: 1.02%27 October 202627 October 2026

EPSS 1.0% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.