High (8.8) in ibm. EPSS 0.6% chance of exploitation in the next 30 days.
IBM Cognos Controller 11.0.0 through 11.0.1 FP3 and IBM Controller 11.1.0
is vulnerable to unrestricted deserialization. This vulnerability allows users to execute arbitrary code, escalate privileges, or cause denial of service attacks by exploiting the unrestricted deserialization of types in the application.
Severity
CVSS 3.1
8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)