Medium (5.3) in progress whatsup gold. EPSS 5.5% chance of exploitation in the next 30 days.
In Progress Ipswitch WhatsUp Gold 16.1 through 21.1.1, and 22.0.0, it is possible for an unauthenticated attacker to obtain the WhatsUp Gold installation serial number.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
5.5% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)