What’s Vulnerable › Vulnerabilities
CVE-2026-10027: IBM MQ queue manager is vulnerable to unauthenticated remote code execution
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.8% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-18 · updated 2026-09-23
- Weakness: CWE-787
Description
IBM MQ could allow a remote attacker to cause a denial of service or execute arbitrary code due to a buffer overflow when processing malformed compressed data on channels configured with compression enabled.
Affected products
- IBM MQ: from 9.1.0.0 through 9.1.0.37; from 9.2.0.0 through 9.2.0.43; from 9.3.0.0 through 9.3.0.41; from 9.3.0.0 through 9.3.5.1; from 9.4.0.0 through 9.4.0.25; from 9.4.0.0 through 9.4.5.1
References
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