HIGH

CVE-2021-21389

CVSS v3

8.8

HIGH

EPSS Score

93.3%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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.

Technical details

Published
3/26/2021

Frequently asked questions

What is CVE-2021-21389?

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.

Is CVE-2021-21389 actively exploited?

Active exploitation of CVE-2021-21389 has not been confirmed. The EPSS score is 93.3%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-21389?

CVE-2021-21389 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2021-21389 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.