CVE-2026-8400
8.1 · HIGHOverview
CVE-2026-8400 is a high-severity vulnerability affecting ibm websphere_application_server. It was published on August 5, 2026 and has a CVSS 3.1 base score of 8.1 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty Continuous delivery has a flaw in the ORB component in IBM SDK, Java Technology Edition, may allow a malicious IIOP server to induce loading and instantation of arbitrary classes.
Remediation
Check the references section for vendor advisories and patches from ibm. Update websphere_application_server to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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References
Frequently Asked Questions
What is CVE-2026-8400?
CVE-2026-8400 is a high-severity vulnerability affecting ibm websphere_application_server. It was published on August 5, 2026 and has a CVSS 3.1 base score of 8.1 (HIGH).
How severe is CVE-2026-8400?
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2026-8400?
Check the references section for vendor advisories and patches from ibm. Update websphere_application_server to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-8400?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-8400 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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