# CVE-2026-12355

## Summary

- **CVE ID:** CVE-2026-12355
- **Severity:** HIGH
- **CVSS Score:** 8.1 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-74
- **Published:** Sep 15, 2026
- **Last Modified:** Sep 16, 2026

## Description

IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS, 9.3.0.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.25 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 could allow an attacker to perform JNDI injection attacks due to insufficient input validation, potentially leading to information disclosure or remote code execution.

## Affected Products

- IBM — MQ (9.1.0.0)
- IBM — MQ (9.2.0.0)
- IBM — MQ (9.3.0.0)
- IBM — MQ (9.4.0.0)
- IBM — MQ (10.0.0.0)

## References

- [CNA](https://www.ibm.com/support/pages/node/7284912)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.38%
- **EPSS Percentile:** 31.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._