Exploit for Deserialization of Untrusted Data in Microsoft

SharePoint "ToolShell" RCE Exploit CVE-2025-53770 Overvi...

Storm-2603 Exploits SharePoint Flaws to Deploy Warlock Ransomware on Unpatched Systems

Microsoft has revealed that one of the threat actors behind the active exploitation of SharePoint flaws is deploying Warlock ransomware on targeted systems. The tech giant, in an update shared Wednesday, said the findings are based on an "expanded analysis and threat intelligence from our continu...

National Nuclear Security Administration Systems Breached in SharePoint Cyberattack

National Nuclear Security Administration and National Institutes of Health targeted in global Microsoft SharePoint vulnerability exploitation. Chinese hacking groups suspected in widespread data breaches...

Exploit for Deserialization of Untrusted Data in Microsoft

suricata-rule-CVE-2025-53770 Detection rules for CVE-2025-5377...

📄 SharePoint Remote Code Execution

This payload is an HTTP request example of the SharePoint remote code execution vulnerability being exploited in the wild. POST /layouts/15/ToolPane.aspx?DisplayMode=Edit&a=/ToolPane.aspx HTTP/1.1 Host: x.x.x.x User-Agent: Mozilla/5.0 Windows NT 10.0; Win64; x64; rv:120.0 Gecko/20100101...

Microsoft SharePoint Remote Code Execution

Microsoft SharePoint Server Subscription Edition 16.0.18526.20508 or 2016 16.0.5513.1001 or 2019 16.0.10417.20037 is affected by a vulnerability that allows an unauthenticated attacker to execute arbitrary code through insecure deserialization. No source data...

Microsoft Put Older Versions of SharePoint on Life Support. Hackers Are Taking Advantage

Multiple hacking groups—including state actors from China—have targeted a vulnerability in older, on-premises versions of the file-sharing tool after a flawed attempt to patch it...

Imperva Customers Protected Against Critical “ToolShell” Zero‑Day in Microsoft SharePoint

A critical zero-day vulnerability in Microsoft SharePoint, tracked as CVE-2025-53770, is under active exploitation in the wild. The vulnerability, with a CVSS score of 9.8, impacts on-premises SharePoint Server 2016, 2019, and Subscription Edition, and allows unauthenticated remote code execution...

Exploit for Deserialization of Untrusted Data in Microsoft

Divine Absolute - CVE-2025-53770 Exploit Tool !Licensehttp...

Zeroday vulnerabilities discovered in Microsoft SharePoint Server

Microsoft has released information about actively exploited zeroday vulnerabilities in on-premises versions of Microsoft SharePoint Server. SharePoint Online part of Microsoft 365 has not been affected. The zeroday vulnerabilities, marked CVE-2025-53770 and CVE-2025-53771, allow a malicious perso...

CISA Orders Urgent Patching After Chinese Hackers Exploit SharePoint Flaws in Live Attacks

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. To that end, Federal Civilian Executive Branch...

PT-2025-30612 · Undefined · Undefined

💥 UPDATE We now have a reliable vulnerable detection method check-based for CVE-2025-35770. 📌 Nearly 500 unique IP addresses are vulnerable, counting numerous governmental organizations. SharePoint ToolShell https://t.co/Rle2igcE3X...

Microsoft SharePoint Server Remote Code Execution Vulnerability

SharePoint Server is a locally deployed enterprise collaboration platform from Microsoft that supports content sharing, knowledge management, and application integration, and works seamlessly with Microsoft 365 subscriptions to access the latest features. A remote code execution vulnerability...

Critical SharePoint Vulnerabilities Under Active Exploitation

Critical SharePoint Vulnerabilities Under Active Exploitation By Jeffrey Sman, Mo Cashman and Marc Bolz Robinson · July 23, 2025 On-premises Microsoft SharePoint servers are currently facing high-impact, ongoing threat activity due to a set of critical vulnerabilities, notably CVE-2025-49704,...

Microsoft SharePoint Server Spoofing Vulnerability

SharePoint Server is a locally deployed enterprise collaboration platform from Microsoft that supports content sharing, knowledge management, and application integration, and works seamlessly with Microsoft 365 subscriptions to access the latest features. A spoofing vulnerability exists in...

CVE-2025-53771

Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network...

Exploit for Deserialization of Untrusted Data in Microsoft

CVE-2025-53770 SharePoint Deserialization RCE PoC Critica...

Exploit for Deserialization of Untrusted Data in Microsoft

CVE-2025-53770 Scanner by DanSec A simple, effective reconn...

Microsoft Reveals Chinese State Hackers Exploiting SharePoint Flaws

Microsoft reveals Chinese state-backed hacker groups, including Linen Typhoon, Violet Typhoon, and Storm-2603, are exploiting SharePoint flaws, breaching over 100 organisations. Discover threat actors, their tactics and Microsoft's urgent security guidance...

Microsoft Links Ongoing SharePoint Exploits to Three Chinese Hacker Groups

Microsoft has formally tied the exploitation of security flaws in internet-facing SharePoint Server instances to two Chinese hacking groups called Linen Typhoon and Violet Typhoon as early as July 7, 2025, corroborating earlier reports. The tech giant said it also observed a third China-based...