CVE-2023-33849: IBM Cics Tx

Low severity, CVSS 3.7. EPSS: 0.4% chance of exploitation in the next 30 days.

IBM TXSeries for Multiplatforms 8.1, 8.2, 9.1, CICS TX Standard, 11.1, CICS TX Advanced 10.1, and 11.1 could transmit sensitive information in query parameters that could be intercepted using man in the middle techniques. IBM X-Force ID: 257105.

Affected products

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

Published 2023-06-07. Last modified 2026-06-17.