CVE-2020-4682

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-01-28 · updated 2026-06-17
Weakness: CWE-502

Description

IBM MQ 7.5, 8.0, 9.0, 9.1, 9.2 LTS, and 9.2 CD could allow a remote attacker to execute arbitrary code on the system, caused by an unsafe deserialization of trusted data. An attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 186509.

Affected products

IBM MQ: 8.0.0.0, 8.0.0.1, 8.0.0.2, 8.0.0.3, 8.0.0.4, 8.0.0.5 (+30)
IBM MQ Appliance: 9.2.0.0
IBM Corporation WebSphere MQ: 7.5.0.0, 7.5.0.1, 7.5.0.2, 7.5.0.3, 7.5.0.4, 7.5.0.5 (+4)

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/186509
https://www.ibm.com/support/pages/node/6408626
https://exchange.xforce.ibmcloud.com/vulnerabilities/186509
https://www.ibm.com/support/pages/node/6408626

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