Microsoft Sharepoint Vulnerability Under Active Exploitation Cisa

By themelower On Apr 23, 2026

Act Now Cisa Flags Active Exploitation Of Microsoft Sharepoint For information on detection, prevention, and advanced threat hunting measures, see microsoft’s disrupting active exploitation of on premises sharepoint vulnerabilities. On july 19, 2025, microsoft security response center (msrc) published a blog addressing active attacks against on premises sharepoint servers that exploit cve 2025 49706, a spoofing vulnerability, and cve 2025 49704, a remote code execution vulnerability.

Cisa Warns Of Active Exploitation Of Microsoft Sharepoint Vulnerability A critical security flaw in microsoft sharepoint has been identified as actively exploited, and on march 18, 2026, the vulnerability was officially added to the known exploited vulnerabilities (kev) catalog. A critical zero day vulnerability in microsoft sharepoint is being actively exploited by attackers to gain unauthorized access to on premise servers, according to a july 20 alert from the us cybersecurity and infrastructure security agency (cisa). Read how a critical zero day remote code execution vulnerability (cve‑2025‑53770) in on premises microsoft sharepoint servers is currently being exploited in large scale cyberattacks. Microsoft confirmed the attacks began around july 18 and only affect on premise sharepoint — not sharepoint online. security firms like eye security and palo alto networks have reported.

Microsoft Sharepoint Vulnerability Under Active Exploitation Cisa Read how a critical zero day remote code execution vulnerability (cve‑2025‑53770) in on premises microsoft sharepoint servers is currently being exploited in large scale cyberattacks. Microsoft confirmed the attacks began around july 18 and only affect on premise sharepoint — not sharepoint online. security firms like eye security and palo alto networks have reported. The cybersecurity and infrastructure security agency (cisa) has issued an urgent advisory regarding a newly discovered microsoft sharepoint vulnerability, designated as cve 2025 53771, which poses significant security risks to organizations worldwide. The u.s. cybersecurity and infrastructure security agency (cisa), on july 22, 2025, added two microsoft sharepoint flaws, cve 2025 49704 and cve 2025 49706, to its known exploited vulnerabilities (kev) catalog, based on evidence of active exploitation. Cisa is aware of active exploitation of a spoofing and rce vulnerability chain involving cve 2025 49706 and cve 2025 49704, enabling unauthorized access to on premise sharepoint servers. The department of homeland security's cybersecurity and infrastructure security agency (cisa) has posted an alert saying it is aware of "active exploitation" of a new vulnerability to microsoft sharepoint "enabling unauthorized access to on premise sharepoint servers.".

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Microsoft SharePoint under active exploitation, Homeland Security's CISA says

Microsoft SharePoint under active exploitation, Homeland Security's CISA says

Microsoft SharePoint under active exploitation, Homeland Security's CISA says Hackers Target Microsoft SharePoint | Critical Vulnerability Explained (CVE Breakdown) CVE-2025-53770: SharePoint Zero-Day Under Active Exploitation Ep 4. ToolShell in the Wild: SharePoint Zero-Day CVE-2025-53770 Explained ACT NOW :: As CISA has detected active exploitation of a Microsoft SharePoint vulnerability Urgent Alert: Microsoft SharePoint Vulnerability Active Exploitation New Microsoft SharePoint Zero-Day Is Already Being Exploited | CVE-2026-32201 Explained Unmasking the SharePoint Vulnerability Urgent SharePoint Vulnerability Patch: What Organizations Must Know Microsoft SharePoint Vulnerability: What You Need to Know Microsoft SharePoint Hack: Did Chinese Hackers Exploit a Security Flaw? Microsoft SharePoint Flaw: A Critical Vulnerability Exploited in Attacks SharePoint Breach Exposes Hidden Dangers! Urgent Action Required: Critical SharePoint Vulnerability Exploited! ExploreSec: Unraveling the SharePoint Zero-Day Exploit (CVE-2025-53770) Microsoft issues emergency fix after hackers exploit SharePoint vulnerability Microsoft SharePoint Zero-Day: CISA Issues Critical Warning Patch NOW: Unauthenticated Remote Code Execution in Microsoft SharePoint #cybersecurity Critical SharePoint flaw, real-time cyberattack prevention, CISA's Intune warning Global Cyberattack Exploits Microsoft SharePoint Zero-Day, Hits U.S. Agencies and Beyond

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