CVE-2026-12354

IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS, 9.3.0.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.25 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 could allow an authenticated attacker to execute arbitrary code on the application server due to improper validation of JNDI names in the Resource Adapter Installation Verification Test application.

  • Published Sep 15, 2026
  • CVSS 7.5 high
  • 0.3% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-12354 at the National Vulnerability Database