8624 matches found
Microsoft SharePoint Deserialization of Untrusted Data Vulnerability
Microsoft SharePoint contains a deserialization of untrusted data vulnerability which could allow an unauthorized attacker to execute code over a network...
Critical SharePoint RCE CVE-2026-50522 Under Active Exploitation After Public PoC
A third SharePoint Server flaw patched by Microsoft as part of its Patch Tuesday update for July 2026 has come under active exploitation, per watchTowr. The vulnerability in question is CVE-2026-50522 CVSS score: 9.8, a critical deserialization of untrusted data in Microsoft Office SharePoint tha...
vulnerabilities present in Microsoft Office
Microsoft has uncovered vulnerabilities in various Office products, such as Word, Excel, PowerPoint, and SharePoint. A malicious individual can exploit these vulnerabilities to carry out attacks that can cause various types of damage, as listed in the table below. For successful exploitation, the...
VulnCheck KEV: CVE-2026-50522
Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network...
The vulnerability of the SessionSecurityTokenHandler class in Microsoft SharePoint Server, Microsoft SharePoint Server Subscription Edition, and Microsoft SharePoint Enterprise Server allows a perpetrator to execute arbitrary code.
The vulnerability of the SessionSecurityTokenHandler class in Microsoft SharePoint Server, Microsoft SharePoint Server Subscription Edition, and Microsoft SharePoint Enterprise Server is related to deserialization mechanism flaws. Exploiting this vulnerability could allow an attacker to execute...
CVE-2026-58644: Microsoft SharePoint Server Unauthenticated Remote Code Execution Vulnerability Exploited in the Wild
Overview On July 14, 2026, Microsoft published a security advisory addressing CVE-2026-58644, a critical remote code execution RCE vulnerability affecting on-premises Microsoft SharePoint Server deployments. The vulnerability, which carries a CVSS v3.1 score of 9.8 Critical, results from the...
CISA Adds Exploited SharePoint RCE Zero-Day CVE-2026-58644 to KEV
The U.S. Cybersecurity and Infrastructure Security Agency CISA on Thursday added a newly patched security flaw impacting Microsoft SharePoint Server to its Known Exploited Vulnerabilities KEV catalog, requiring Federal Civilian Executive Branch FCEB agencies to apply the fixes by July 19, 2026. T...
Security Updates for Microsoft SharePoint Server 2016 (July 2026)
The Microsoft SharePoint Server 2016 installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities: - Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a network. CVE-2026-505...
The vulnerability of Microsoft SharePoint Server, Microsoft SharePoint Server Subscription Edition, and Microsoft SharePoint Enterprise Server lies in their deserialization mechanism flaws, which allows attackers to execute arbitrary code.
The vulnerability of Microsoft SharePoint Server, Microsoft SharePoint Server Subscription Edition, and Microsoft SharePoint Enterprise Server is related to deficiencies in the deserialization mechanism. Exploiting this vulnerability allows an attacker to execute arbitrary code remotely...
Security Updates for Microsoft SharePoint Server Subscription Edition (July 2026)
The Microsoft SharePoint Server Subscription Edition installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities: - Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code over a...
CVE-2026-62826
Improper neutralization of input during web page generation 'cross-site scripting' in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network...
CVE-2026-62826 Microsoft SharePoint Server Spoofing Vulnerability
...
CVE-2026-62826 Microsoft SharePoint Server Spoofing Vulnerability
...
CVE-2026-62826
CVE-2026-62826 affects Microsoft SharePoint Server where improper neutralization of input during web page generation enables an authorized attacker to spoof over a network. The NVD entry (CVSS 3.1: AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N, base score 4.6) confirms cross-site scripting vulnerability wi...
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation 'cross-site scripting' in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network...
KLA91160 SUI vulnerability in Microsoft Office
User interface spoofing vulnerability was found in Microsoft Office. Malicious users can exploit this vulnerability to spoof user interface. Original advisories CVE-2026-62826 Exploitation CVE list CVE-2026-62826 high KB list 5002882 5002883 5002891 Solution Install necessary updates from the KB...
Microsoft SharePoint Deserialization of Untrusted Data Vulnerability
Microsoft SharePoint contains a deserialization of untrusted data vulnerability that allows an unauthorized attacker to execute code over a network...
CVE-2026-55164
creationtimestamp| type| source ---|---|--- 2026-07-15 20:15:10+00:00| seen| https://cyber.gc.ca/en/alerts-advisories/al26-017-critical-vulnerabilities-impacting-microsoft-sharepoint-server-cve-2026-56164-cve-2026-55040-cve-2026-58644...
The vulnerability of Microsoft SharePoint Server, Microsoft SharePoint Server Subscription Edition, and Microsoft SharePoint Enterprise Server lies in the lack of authentication for a critical function, allowing attackers to escalate their privileges.
The vulnerability of Microsoft SharePoint Server, Microsoft SharePoint Server Subscription Edition, and Microsoft SharePoint Enterprise Server lies in the absence of authentication for a critical function. Exploiting this vulnerability can allow an attacker to increase their privileges remotely...
PT-2026-60173
Running SharePoint? There are at least 4 vulns you want to pay attention to: CVE-2026-55040, CVE-2026-52522, CVE-2026-58644, CVE-2026-56164 unauthenticated RCE, exploits available etc. https://t.co/9moTd0gNju...