#VU50469 Spoofing attack in Microsoft SharePoint Server and Microsoft SharePoint Foundation - CVE-2021-1726
Published: February 9, 2021
Vulnerability identifier: #VU50469
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-1726
CWE-ID: CWE-451
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Microsoft SharePoint Server
Microsoft SharePoint Foundation
Microsoft SharePoint Server
Microsoft SharePoint Foundation
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect processing of user-supplied data in Microsoft SharePoint within the blog sharing functionality. A remote authenticated attacker can spoof page content.
Remediation
Install updates from vendor's website.