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CVE-2026-63520

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CVSS

8.1

Reports

2

First seen

Aug 11, 2026

Last seen

Aug 11, 2026

Affected product

Microsoft SharePoint Server Subscription Edition, 2019, 2016; Project Server 2013 SP1; Office Web Apps 2013 SP1

Associated actors

Recent reports

Microsoft Patches 398 Flaws Including Windows Driver Zero-Day Under Active Attack

The Hacker NewsAug 11, 2026 Critical

Researchers Disclose AI-Assisted SharePoint Exploit Chain Reaching Unauthenticated RCE

The Hacker NewsAug 11, 2026

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