CVE-2026-64897: 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.
Other sources
Microsoft SharePoint Server Spoofing Vulnerability
— Microsoft
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2026-64897?
The severity of CVE-2026-64897 is rated medium with a score of 5.4.
How do I fix CVE-2026-64897?
To fix CVE-2026-64897, you need to apply the available patch from Microsoft.
What type of vulnerability is CVE-2026-64897?
CVE-2026-64897 is classified as a spoofing vulnerability that involves improper neutralization of input during web page generation.
Which software is affected by CVE-2026-64897?
CVE-2026-64897 affects Microsoft SharePoint Server, including its Subscription Edition and various versions like SharePoint Server 2019 and SharePoint Enterprise Server 2016.
What could an attacker achieve with CVE-2026-64897?
An attacker with authorization could exploit CVE-2026-64897 to perform spoofing over a network.