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Office Web Apps 2013 SP1 Affected by SharePoint RCE

August 11, 2026

Office Web Apps 2013 Service Pack 1 is affected by CVE-2026-63520, the SharePoint RCE vulnerability. No specific update was mentioned in the article.

Discovered from: AI-Assisted SharePoint Exploit Chain Achieves Unauthenticated RCE: CVE-2026-55040 and CVE-2026-63520