CVE-2026-11828
MEDIUMCVSS 5.9/10EPSS 0.25%
Last modified
CVE-2026-11828 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. IBM MQ could allow a remote attacker with queue manager control or man-in-the-middle access on unencrypted channels to cause a denial of service in client applications using asynchronous message consumption due to improper validation of queue name length values.. EPSS estimates a 0.25% chance of exploitation in the next 30 days.
Description
IBM MQ could allow a remote attacker with queue manager control or man-in-the-middle access on unencrypted channels to cause a denial of service in client applications using asynchronous message consumption due to improper validation of queue name length values.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Ibm | Mq Operator | >= 2.0.0, <= 2.0.29 | — |
| Ibm | Mq Operator | >= 3.2.0, <= 3.2.29 | — |
| Ibm | Mq Operator | 3.3.0 | — |
| Ibm | Mq Operator | 3.4.0 | — |
| Ibm | Mq Operator | 3.4.1 | — |
| Ibm | Mq Operator | 3.5.0 | — |
| Ibm | Mq Operator | 3.5.1 | — |
| Ibm | Mq Operator | 3.5.2 | — |
| Ibm | Mq Operator | 3.5.3 | — |
| Ibm | Mq Operator | 3.6.0 | — |
| Ibm | Mq Operator | 3.6.1 | — |
| Ibm | Mq Operator | 3.6.2 | — |
| Ibm | Mq Operator | 3.6.3 | — |
| Ibm | Mq Operator | 3.6.4 | — |
| Ibm | Mq Operator | 3.7.0 | — |
| Ibm | Mq Operator | 3.7.1 | — |
| Ibm | Mq Operator | 3.7.2 | — |
| Ibm | Mq Operator | 3.8.0 | — |
| Ibm | Mq Operator | 3.8.1 | — |
| Ibm | Mq Operator | 3.9.0 | — |
| Ibm | Mq Operator | 3.9.1 | — |
| Ibm | Mq Operator | 3.9.2 | — |
| Ibm | Mq Operator | 4.0.0 | — |
| Ibm | Mq Operator | 4.0.1 | — |
| Ibm | Mq Operator | 4.0.2 | — |
| Ibm | Mq Operator | 4.0.3 | — |
| Ibm | Mq Operator | 4.0.4 | — |
| Ibm | Supplied Mq Advanced Container Images | 9.4.1.0 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.4.1.1 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.4.2.0 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.4.2.1 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.4.3.0 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.4.3.1 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.4.4.0 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.4.4.1 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.4.5.0 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.4.5.1 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 10.0.0.0 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 10.0.0.5 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.0 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.1 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.3 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.4 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.5 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.6 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.10 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.11 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.15 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.16 | R1 |
| Ibm | Supplied Mq Advanced Container Images | 9.3.0.17 | R1 |
Showing 50 of 67 affected configurations. See NVD for the full list.
References
- https://www.ibm.com/support/pages/node/7292667Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-11828?
IBM MQ could allow a remote attacker with queue manager control or man-in-the-middle access on unencrypted channels to cause a denial of service in client applications using asynchronous message consumption due to improper validation of queue name length values.
How severe is CVE-2026-11828?
CVE-2026-11828 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.
How do I fix CVE-2026-11828?
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.
Related CVEs from 2026
- CVE-2026-118271A security vulnerability has been detected in a2ui-project a…4.3
- CVE-2026-118272A vulnerability was detected in a2ui-project a2ui up to 0.10…4.3
- CVE-2026-118273A flaw has been found in a2ui-project a2ui up to 0.10.6. Aff…4.3
- CVE-2026-118274A vulnerability has been found in a2ui-project a2ui up to 0.…4.3
- CVE-2026-118275A vulnerability was found in a2ui-project a2ui up to 0.10.6.…5.3
- CVE-2026-118276A vulnerability was determined in a2ui-project a2ui up to 0.…3.5
- CVE-2026-11829IBM MQ could allow an authenticated attacker to cause a deni…6.5
- CVE-2026-1183HTML injection vulnerability in multiple Botble products suc…5.1
- CVE-2026-11830Rejected reason: This CVE ID has been rejected or withdrawn …
- CVE-2026-118304Improper input validation in SVG in Google Chrome prior to 1…8.8
- CVE-2026-118305Memory corruption in Turbolev in Google Chrome prior to 156.…9.6
- CVE-2026-118306Memory corruption in FileSystem in Google Chrome prior to 15…9.6
Are you affected by CVE-2026-11828?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST