CVE-2026-11726

IBM MQ for HPE NonStop 8.1.0 through 8.1.0.40 could allow an authenticated attacker to obtain sensitive information or cause a denial of service due to improper validation of message header offset values.

  • Published Sep 18, 2026
  • CVSS 8.1 high
  • 0.3% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-11726 at the National Vulnerability Database