cvedb.io
CVE-2026-5426
CRITICAL · CVSS 9.1
EPSS exploitation probability: 0%
Published 2026-04-16T16:16:17.693 · Last modified 2026-06-17T10:59:00.653

Summary

Hard-coded ASP.NET/IIS machineKey value in Digital Knowledge KnowledgeDeliver deployments prior to February 24, 2026 allows adversaries to circumvent ViewState validation mechanisms and achieve remote code execution via malicious ViewState deserialization attacks

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.