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CVE-2026-11728

IBM MQ .NET client is vulnerable to remote code execution PUBLISHED

Description (CNA)

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 a remote attacker to cause a denial of service or potentially execute arbitrary code in the client due to a heap buffer overflow when receiving messages from a malicious queue manager or through a man-in-the-middle attack.

Affected (CNA)

Vendor / productVersions
IBM / MQaffected 9.1.0.0 through 9.1.0.37 LTS; affected 9.2.0.0 through 9.2.0.43 LTS; affected 9.3.0.0 through 9.3.0.41 LTS; affected 9.3.0.0 through 9.3.5.1 CD; affected 9.4.0.0 through 9.4.0.25 LTS; affected 9.4.0.0 through 9.4.5.1 CD; affected 10.0.0.0

CWE

CWE-787

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.