SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-42686

Subscriber Cross Site Scripting (XSS) in EventPrime <= 4.3.2.1 versions.

HIGH 7.1EPSS 0.35%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.35%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Subscriber Cross Site Scripting (XSS) in EventPrime <= 4.3.2.1 versions.

CVSS 3.1
7.1 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
EPSS
0.35% probability · 29th percentile
CISA KEV
Not listed
Weakness
CWE-79
Source
audit@patchstack.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.