Improper access control in WordPress - CVE-2020-28036
Published: November 2, 2020 / Updated: November 9, 2020
Vulnerability identifier: #VU48202
CSH Severity: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-28036
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
WordPress
WordPress
Software vendor:
WordPress.ORG
WordPress.ORG
Description
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in wp-includes/class-wp-xmlrpc-server.php. A remote attacker can bypass implemented security restrictions and gain unauthorized access to the application by using XML-RPC to comment on a post.
Remediation
Install updates from vendor's website.