High (8.8) in ibm cognos controller. EPSS 0.4% chance of exploitation in the next 30 days.
IBM Cognos Controller 10.4.1, 10.4.2, and 11.0.0 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 264938.
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
0.4% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-31)