CVE-2021-21389
BuddyPress privilege escalation via REST API
Description
### Impact It's possible for a non-privileged, regular user to obtain administrator rights by exploiting an issue in the BuddyPress REST API members endpoint. ### Patches 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. ### References https://buddypress.org/2021/03/buddypress-7-2-1-security-release/ ### For more information If you have any questions or comments about this advisory: * Open an issue in [HackerOne](https://hackerone.com/wordpress)
How to fix CVE-2021-21389
To remediate CVE-2021-21389, upgrade the affected package to a fixed version below.
- —upgrade to 7.2.1 or later
Is CVE-2021-21389 being exploited?
Moderate — EPSS is 13.9%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- >= 5.0.0, < 7.2.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |