CVE-2026-65660
Microsoft SharePoint Code Injection Vulnerability
Summary
Microsoft SharePoint contains a code injection vulnerability which could allow an authorized attacker to execute code over a network.
Affected software
Vendor: Microsoft · Product: SharePoint
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Microsoft
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2025-53770 | Microsoft SharePoint Deserialization of Untrusted Data Vulnerability | 100.0% | Yes |
| CVE-2021-34473 | Microsoft Exchange Server Remote Code Execution Vulnerability | 100.0% | Yes |
| CVE-2019-0708 | Microsoft Remote Desktop Services Remote Code Execution Vulnerability | 100.0% | Yes |
| CVE-2015-1635 | Microsoft HTTP.sys Remote Code Execution Vulnerability | 100.0% | Yes |
| CVE-2021-26855 | Microsoft Exchange Server Remote Code Execution Vulnerability | 100.0% | Yes |
| CVE-2025-49704 | Microsoft SharePoint Code Injection Vulnerability | 100.0% | Yes |
| CVE-2021-34523 | Microsoft Exchange Server Privilege Escalation Vulnerability | 100.0% | Yes |
| CVE-2023-29357 | Microsoft SharePoint Server Privilege Escalation Vulnerability | 100.0% | Yes |
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Get your free reportSources: CISA KEV catalog · NVD · FIRST EPSS
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