8997 matches found
CVE-2025-54897-LAB
Lab: CVE-2025-54897 - Deserialization Vulnerability in Microsoft Office SharePoint 🚀 Overview This lab demonstrates a deserialization vulnerability in Microsoft Office SharePoint that enables remote code execution RCE. The issue arises from improper handling of untrusted serialized data within...
Microsoft SharePoint Server - Authentication Bypass (ToolShell)
Microsoft Office SharePoint Server contains an improper authentication vulnerability that allows unauthorized attackers to perform spoofing over a network. By crafting a POST request to /layouts/15/ToolPane.aspx with a forged Referer header /layouts/SignOut.aspx, attackers can bypass authenticati...
Microsoft SharePoint Server - Remote Code Execution (ToolShell)
Deserialization of untrusted data in on-premises Microsoft SharePoint Server allows an unauthorized attacker to execute code over a network. This vulnerability is part of the ToolShell exploit chain and when combined with CVE-2025-53771 authentication bypass, enables unauthenticated remote code...
vulnerabilities present in Microsoft Office
Microsoft has identified vulnerabilities in various Office products. A malicious individual can exploit these vulnerabilities to carry out attacks that can cause damage as described in the following table. For successful exploitation, the malicious individual must deceive the victim into opening ...
VulnCheck KEV: CVE-2026-63520
Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network...
Rapid7 Analysis: Microsoft SharePoint Remote Code Execution (CVE-2026-63520)
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CVE-2025-53770-Scanner
🛡️ Scanner de Vulnerabilidade CVE-2025-53770 no SharePoint Uma ferramenta baseada em Python para detectar instâncias vulneráveis do Microsoft SharePoint afetadas por CVE-2025-53770 , uma vulnerabilidade de desserialização insegura acionada através do endpoint ToolPane.aspx. O scanner envia um...
Critical macOS, SharePoint, vCenter, and Microsoft IKE Flaws Under Active Exploitation
The U.S. Cybersecurity and Infrastructure Security Agency CISA on Tuesday added four critical vulnerabilities to its Known Exploited Vulnerabilities KEV catalog, stating they are being exploited in the wild. The shortcomings added to the KEV catalog are listed below - CVE-2026-65400 CVSS score: 9...
TWINLOOT Abuses SharePoint and Teams to Steal Credentials and Move Across Networks
Cybersecurity researchers have disclosed details of a previously undocumented Python implant framework dubbed TWINLOOT. "TWINLOOT is a modular, PyArmor-hardened Python implant designed to operate its entire command-and-control infrastructure inside trusted Microsoft services," Ontinue said in a...
Microsoft SharePoint Weak Authentication Vulnerability
Microsoft SharePoint contains a weak authentication vulnerability which allows an unauthorized attacker to bypass a security feature over a network...
Attackers Exploit SharePoint Authentication Bypass After Public PoC Release
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. I...
VulnCheck KEV: CVE-2026-55040
Weak authentication in Microsoft Office SharePoint allows an unauthorized attacker to bypass a security feature over a network...
Patch Tuesday - August 2026
Microsoft is publishing 421 vulnerabilities on August 2026 Patch Tuesday, including 236 vulnerabilities in Windows. This is lower volume than last month’s record-breaking behemoth, but still one of the largest Patch Tuesday totals ever. There is no reason to suppose that Patch Tuesday will ever...
CVE-2026-70355
Improper neutralization of input during web page generation 'cross-site scripting' in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network...
CVE-2026-70324
Server-side request forgery ssrf in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network...
CVE-2026-70326
Server-side request forgery ssrf in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network...
CVE-2026-70321
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network...
CVE-2026-70306
Improper neutralization of input during web page generation 'cross-site scripting' in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network...