Medium (6.1) in hp. EPSS 1.0% chance of exploitation in the next 30 days.
A reflected Cross-Site Scripting(XSS) vulnerability in ArcSight ESM and ArcSight ESM Express, any 6.x version prior to 6.9.1c Patch 4 or 6.11.0 Patch 1, allows for unintended information when a specific URL is sent to the system.
Severity
CVSS 3.0
6.1 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
1.0% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-31)