CVE-2023-42031: IBM Cics Tx

Medium severity, CVSS 4.9. EPSS: 1% chance of exploitation in the next 30 days.

IBM TXSeries for Multiplatforms, 8.1, 8.2, and 9.1, CICS TX Standard CICS TX Advanced 10.1 and 11.1 could allow a privileged user to cause a denial of service due to uncontrolled resource consumption. IBM X-Force ID: 266016.

Affected products

• IBM Cics Tx: version 10.1 only; version 11.1 only
• IBM Txseries For Multiplatforms: version 8.1 only; version 8.2 only; version 9.1 only

Published 2023-10-25. Last modified 2026-06-17.