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CVE-2026-5426

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CVSS 3.1
9.1 critical
EPSS
1%p61
Published
()
Modified
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

Weakness
CWE-321, CWE-502
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD CVE.org GitHub PoCs EPSS (1.0%)

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