CRITICAL 9.8 Microsoft PoC
CVE-2026-50522
Microsoft SharePoint Remote Code Execution Vulnerability
Microsoft Security Update 2026-Jul: Microsoft SharePoint Remote Code Execution Vulnerability
Affected Products
- Microsoft SharePoint Enterprise Server 2016
- Microsoft SharePoint Server 2019
- Microsoft SharePoint Server Subscription Edition
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50522
- https://nvd.nist.gov/vuln/detail/CVE-2026-50522
This critical severity vulnerability with a CVSS score of 9.8 was published on 2026-07-14 via Microsoft. 🚨 A public proof-of-concept exploit is available on GitHub. EPSS score: 85.4% (top 0% of all CVEs by exploitation probability). Affected: Microsoft SharePoint Enterprise Server 2016, Microsoft SharePoint Server 2019, Microsoft SharePoint Server Subscription Edition.
Risk Timeline
CVE Disclosed2026-07-14 · 65 days ago
Public PoC Exploit AvailableWeaponised proof-of-concept code is publicly accessible
Remediation Resources
Official Advisory
msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50522NVD / MITRE
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