Researchers Disclose AI-Assisted SharePoint Exploit Chain Reaching Unauthenticated RCE
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Topics:Microsoft
Security researchers found a way to enter Microsoft SharePoint servers as any user, including an administrator, with no valid account. A significant part of the work that found it was done through an AI agent. The flaw, tracked as CVE-2026-55040 (CVSS 9.1), affects SharePoint Server Subscription Edition, SharePoint Se…
Key takeaways
- 01Security researchers found a way to enter Microsoft SharePoint servers as any user, including an administrator, with no valid account.
- 02A significant part of the work that found it was done through an AI agent.
- 03The flaw, tracked as CVE-2026-55040 (CVSS 9.1), affects SharePoint Server Subscription Edition, SharePoint Se…
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