CVE-2026-11375
HIGHCVSS 8.8/10EPSS 0.60%
Last modified
CVE-2026-11375 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 0.60% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ibm | Mq | >= 9.1.0.0, <= 9.1.0.37 |
| Ibm | Mq | >= 9.2.0.0, <= 9.2.0.43 |
| Ibm | Mq | >= 9.3.0.0, <= 9.3.0.41 |
| Ibm | Mq | >= 9.3.0.0, <= 9.3.5.1 |
| Ibm | Mq | >= 9.4.0.0, <= 9.4.0.25 |
| Ibm | Mq | >= 9.4.0.0, <= 9.4.5.1 |
| Ibm | Mq | 10.0.0.0 |
References
- https://www.ibm.com/support/pages/node/7284948Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-11375?
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.
How severe is CVE-2026-11375?
CVE-2026-11375 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.
How do I fix CVE-2026-11375?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-11375?
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Scan your code nowSource: NVD / NIST