{"ok":true,"article":{"slug":"attackers-exploit-sharepoint-authentication-bypass-after-public-poc-release-3c5ef5fa","title":"Attackers Exploit SharePoint Authentication Bypass After Public PoC Release","url":"https://thehackernews.com/2026/08/attackers-exploit-sharepoint.html","canonical":"https://www.aimode.news/article/attackers-exploit-sharepoint-authentication-bypass-after-public-poc-release-3c5ef5fa","sourceName":"The Hacker News","summary":"Threat actors have begun to exploit a newly disclosed Microsoft SharePoint vulnerability following the release of a proof-of-concept (PoC) code. The vulnerability in question is CVE-2026-55040 (CVSS score: 9.1), which refers to a critical security feature bypass that stems from weak authentication. It was patched by Microsoft as part of its July 2026 Patch Tuesday updates. \"The authentication","category":"Technology","image":"https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg_e1WsuZlqC_AfMpdI4wXB0wzIA6nGpPb5ktYmwO5jRhFqH2t56eGghhYAV7he6u0qTqiPacKD-Wf3c1vXxUmBV159KAObOJUTEDGdDafl9B0makdRgyKTUwWHZ5qxLpGbWRg33JJl_0KaY0K0fiWLaV2xghWX4KqUSeaoNgD9Z5ql1Q5VesZQyH-1eO7W/s1600/poc.jpg","lang":"en","publishedAt":"2026-08-13T06:09:48+00:00","createdAt":"2026-08-13T07:00:12.610708+00:00"}}