CVE-2026-5426: Mandiant Catches ViewState RCE Against KnowledgeDeliver LMS in Japan
Original: This article is an independent of “Exploitation of KnowledgeDeliver via ViewState Deserialization Vulnerability” by Takahiro Sugiyama, Peter Revelant, and Mathew Potaczek, published on the Google Cloud Threat Intelligence (Mandiant) blog on May 25, 2026.
All incident-response work, IOCs, BLUEBEAM analysis, hunting queries, and the underlying disclosure (MNDT-2026-0009) are the work of the original authors…
https://core-jmp.org/2026/05/knowledgedeliver-viewstate-deserialization-cve-2026-5426/
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