AUGUST 5, 2026
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Case File

CVE-2021-21389

HIGH · CVSS 8.1 EPSS 13.88% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-03-26 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.1. It affects WordPress. Public exploit code or proof-of-concept references have been detected in its references. Its EPSS score suggests a 13.9% probability of exploitation in the next 30 days.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-21389
Severity
HIGH
CVSS
8.1
EPSS
13.88%
WordPress

Original NVD Description

BuddyPress is an open source WordPress plugin to build a community site. In releases of BuddyPress from 5.0.0 before 7.2.1 it's possible for a non-privileged, regular user to obtain administrator rights by exploiting an issue in the REST API members endpoint. The vulnerability has been fixed in BuddyPress 7.2.1. Existing installations of the plugin should be updated to this version to mitigate the issue.

Related CVEs

Other vulnerabilities affecting the same vendor(s)