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CVE-2026-11375

8.8 HIGH

Published 2026-09-18 · Updated 2026-09-23

AI risk analysis

Summary
This flaw allows an authenticated attacker to cause a denial of service or execute arbitrary code by exploiting a stack buffer overflow in IBM MQ's handling of XA transaction identifiers.
Exploitability
Exploitation requires authentication and knowledge of the specific XA transaction identifiers, making it moderately difficult.
Blast radius
If exploited, the impact could be severe, potentially leading to a complete system compromise or service disruption.
Detection
No reliable host or network indicator is derivable from the published description.
Prioritized remediation
Upgrade to IBM MQ version 9.2.5.0 or later.
rcedosauth-requirednetwork

Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.

NVD description

IBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to a stack buffer overflow when processing XA transaction identifiers.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-122

Vendors

ibm

Products

mq

All references

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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