CVE-2026-8400

highCVSS 8.1covered by 1 sourcefirst seen 2026-08-05

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.

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Exploitation outlook

Low exploitation risk0.44% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 36% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2026-8400: IBM WebSphere Application Server 8.5, and 9.0 and IBM WebSphere Application Server - Liberty Co…nvd · 2026-08-05

External references

NVD record for CVE-2026-8400

CVE.org record

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