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 Classes for Java could allow an authenticated attacker to obtain sensitive information or cause a denial of service due to XML external entity injection in MQRFH2 header processing.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| IBM | MQ | 9.1.0.0 – ≤ 9.1.0.37 LTS, 9.2.0.0 – ≤ 9.2.0.43 LTS, 9.3.0.0 – ≤ 9.3.0.41 LTS, 9.3.0.0 – ≤ 9.3.5.1 CD, 9.4.0.0 – ≤ 9.4.0.25 LTS, 9.4.0.0 – ≤ 9.4.5.1 CD, 10.0.0.0 | — |
Advisories 1
- WID-SEC-2026-3409 IBM MQ: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 22, 2026
References
- https://www.ibm.com/support/pages/node/7284939 vendor-advisory patch