What’s Vulnerable › Vulnerabilities

CVE-2019-4261

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-08-05 · updated 2026-06-17

Description

IBM WebSphere MQ V7.1, 7.5, IBM MQ V8, IBM MQ V9.0LTS, IBM MQ V9.1 LTS, and IBM MQ V9.1 CD are vulnerable to a denial of service attack caused by specially crafted messages. IBM X-Force ID: 160013.

Affected products

• IBM MQ: from 8.0.0.0 through 8.0.0.11; from 9.0.0.0 through 9.0.0.6; from 9.1.0 through 9.1.2; from 9.1.0.0 through 9.1.0.2
• IBM Corporation WebSphere MQ: from 7.1.0.0 through 7.1.0.9; from 7.5 through 7.5.0.9

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/160013
• https://www.ibm.com/support/docview.wss?uid=ibm10886887
• https://exchange.xforce.ibmcloud.com/vulnerabilities/160013
• https://www.ibm.com/support/docview.wss?uid=ibm10886887

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