CVEvulnerability

CVE-2026-5426

9.1 CRITICAL Published 2026-04-16 Modified 2026-10-26 Official page ↗
Status
Awaiting Analysis
Published
2026-04-16
Last modified
2026-10-26
Assigner
[email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
9.1 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weaknesses
CWE-321, CWE-502

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

Related

Weakness · CWE (2)

  • CWE-321 Use of Hard-coded Cryptographic Key weakness
  • CWE-502 Deserialization of Untrusted Data weakness

References