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SharePoint Server Subscription Edition
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- 1New SharePoint vulnerability rated 7.4 disclosed▼🚨 EUVD-2026-100403 📊 Score: 7.4/10 (CVSS v3.1) 📦 Product: Microsoft SharePoint Server Subscription Edition 🏢 Vendor: Mic
A security flaw tracked as EUVD-2026-100403 has been catalogued in Microsoft SharePoint Server Subscription Edition. The issue involves deserialization of untrusted data, which could let an authorized attacker execute arbitrary code remotely. The flaw carries a CVSS v3.1 score of 7.4, placing it in the high-severity range, and its entry was updated on 13 October 2026. Administrators of SharePoint deployments are being urged to review the advisory and apply patches as Microsoft releases them.