What’s Vulnerable › Vulnerabilities
CVE-2026-105442: IBM WebSphere Application Server and WebSphere Application Server Liberty are affected by a deserialization of untrusted data
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-13 · updated 2026-10-14
- Weakness: CWE-502
Description
IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.10 Liberty could allow a remote attacker to cause a denial of service caused by an insecure deserialization in the messaging service.
Affected products
- IBM WebSphere Application Server: from 17.0.0.3 through 26.0.0.10; 8.5, 9.0
References
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