Topic: cve-2025-53770 cve-2025-53771

  • Microsoft Warns of Active Attacks on On-Prem SharePoint Servers

    Microsoft Warns of Active Attacks on On-Prem SharePoint Servers

    Microsoft warns of active cyberattacks targeting on-premises SharePoint servers, risking sensitive data in critical industries like government and healthcare. Attackers bypass MFA and SSO protections, exploiting vulnerabilities (CVE-2025-53770 and CVE-2025-53771) to steal data and compromise link...

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  • Microsoft SharePoint Zero-Day Exploited in RCE Attacks - No Fix Yet

    Microsoft SharePoint Zero-Day Exploited in RCE Attacks - No Fix Yet

    Microsoft SharePoint is under active attack via zero-day vulnerabilities (CVE-2025-53770 and CVE-2025-53771), enabling remote code execution on on-premises servers, with at least 85 servers compromised globally. Microsoft recommends mitigations like enabling AMSI, deploying Defender AV, and rotat...

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  • Microsoft Ties Sharepoint Attacks to Chinese Hackers

    Microsoft Ties Sharepoint Attacks to Chinese Hackers

    Microsoft identified Chinese state-linked hacking groups exploiting critical SharePoint vulnerabilities to infiltrate global organizations, involving groups like Linen Typhoon, Violet Typhoon, and Storm-2603. The operation, codenamed "ToolShell," weaponized zero-day flaws to breach SharePoint ser...

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  • Microsoft SharePoint zero-day exploits target on-prem servers

    Microsoft SharePoint zero-day exploits target on-prem servers

    Hackers are actively exploiting new vulnerabilities (CVE-2025-53770 and CVE-2025-53771) in Microsoft SharePoint Server, leading to unauthorized access and data exposure in on-premises deployments. Microsoft's security patches offer partial protection, but organizations must also activate AMSI int...

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