High (7.5). EPSS 0.6% chance of exploitation in the next 30 days.
A denial-of-service vulnerability exists in CyberPower PowerPanel Business (PPB) 4.11.0.
An unauthenticated remote attacker can restart the ppbd.exe process via the PowerPanel Business Service Watchdog service listening on TCP port 2003. The attacker can repeatedly restart ppbd.exe to render it unavailable.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.6% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-31)