HPE Operations Manager 8.x and 9.0 on Windows allows remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the Apache Commons Collections library.
Severity
CVSS 3.0
10.0 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS
6.6% chance of exploitation in the next 30 days; higher than 93% of CVEs (scores of 2026-10-31)