Critical (9.8) in ibm. EPSS 13% chance of exploitation in the next 30 days.
IBM WebSphere Application Server Network Deployment 7.0, 8.0, 8.5, and 9.0 could allow a remote attacker to execute arbitrary code on the system with a specially-crafted sequence of serialized objects from untrusted sources. IBM X-Force ID: 181228.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
13% chance of exploitation in the next 30 days; higher than 96% of CVEs (scores of 2026-10-31)