Attackers Exploit SharePoint Authentication Bypass After Public PoC Release
î „Ravie Lakshmanan î ‚Aug 13, 2026 Vulnerability / Enterprise Security Threat actors have started exploiting a recently disclosed Microsoft SharePoint vulnerability following the publication of a proof-of-concept (PoC) code. The vulnerability, identified as CVE-2026-55040 (CVSS score: 9.1), is a critical security …
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