CVE-2023-50936: IBM Powersc

High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days.

IBM PowerSC 1.3, 2.0, and 2.1 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 275116.

Affected products

• IBM Powersc: version 1.3 only; version 2.0 only; version 2.1 only

Published 2024-02-02. Last modified 2026-06-17.