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CVE PROGRAM SOURCE RECORD9.1 Critical

CVE-2026-5426

KnowledgeDeliver deployments before February 24, 2026 use a static ASP.NET/IIS machineKey value

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Status
Published
Published
Updated
Assigning organization
Mandiant

Description

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

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Digital Knowledge KnowledgeDeliver

Default version status: unaffected

  • 0 to < 20260224affected

References