# CVE-2026-10747

Pre-auth heap overflow in IBM MQ Appliance allowing remote DoS or RCE.

- Page: https://www.vulneraibility.com/cve/CVE-2026-10747
- CVSS: 10.0
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 0.95% (percentile 61.1)
- CISA SSVC: exploitation none, automatable yes, technical impact total (assessed 2026-09-19)
- Weakness: CWE-122
- Published: 2026-09-18

## Affected versions

- IBM MQ Appliance: affected >= 9.4 LTS and <= 9.4.0.0 to 9.4.0.25; >= 9.4 CD and <= 9.4.1.0 to 9.4.5.2; >= 10.0.0.0 and <= 10.0.0.1 only

A version outside these ranges is not a statement that it is unaffected.

## Impact

Pre-auth heap buffer overflow in protocol parsing enabling remote denial-of-service or remote code execution.

## Action

Immediate action required

## Recommendation

Isolate appliances, restrict network access, apply vendor patch ASAP when available.

## References

- [patch] https://www.ibm.com/support/pages/node/7284690

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.