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# #sharepoint-cve-2025-53770-rce-deserialization-webshell-microsoft-zero-day-infosec

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[Ashok Pottekkade](https://hashnode.com/@ashokpmna) · [Jul 24, 2025](https://hashnode.com/posts/daily-vuln-watch-emote-code-execution-rce-flaw-in-microsoft-sharepoint-server-20162019subscription-edition/688286130f6d77f3ae3e851b)

### [Daily Vuln Watch - emote-code-execution (RCE) flaw in Microsoft SharePoint Server 2016/2019/Subscription Edition.](https://ashokpmna.hashnode.dev/daily-vuln-watch-emote-code-execution-rce-flaw-in-microsoft-sharepoint-server-20162019subscription-edition?utm_source=hashnode&utm_medium=feed)

CVE-2025-53770 — What Happened, How It Works, and How to Stay Safe 1. What is CVE-2025-53770? CVE-2025-53770 is an unauthenticated remote-code-execution (RCE) flaw in Microsoft SharePoint Server 2016/2019/Subscription Edition.A single crafted HTTP PO...

3 min read · [ashokpmna.hashnode.dev](https://ashokpmna.hashnode.dev/daily-vuln-watch-emote-code-execution-rce-flaw-in-microsoft-sharepoint-server-20162019subscription-edition?utm_source=hashnode&utm_medium=feed)