Description Microsoft SharePoint Server Remote Code Execution Vulnerability Remediation References CVE-2021-26420 Related Vulnerabilities WordPress Plugin Ultimate Reviews PHP Object Injection (2.0.18) WordPress Cross-Site Request Forgery (CSRF) Vulnerability (CVE-2014-5205) phpMyAdmin Other Vulnerability (CVE-2005-3787) Rukovoditel Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2020-18470) WordPress Plugin WordPress File Upload Arbitrary File Upload (3.8.5) Severity High Classification CVE-2021-26420 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Tags Missing Update Known Vulnerabilities