CVE-2026-0977: IBM Cics Transaction Gateway

High severity, CVSS 7.1. EPSS: 0.2% chance of exploitation in the next 30 days.

IBM CICS Transaction Gateway for Multiplatforms 9.3 and 10.1 could allow a user to transfer or view files due to improper access controls.

Affected products

• IBM Cics Transaction Gateway: version 9.3 only; version 10.1 only

Published 2026-03-16. Last modified 2026-06-17.