CVE-2022-3892

WP OAuth Server < 4.2.2 - Admin+ Stored XSS

The WP OAuth Server (OAuth Authentication) WordPress plugin before 4.2.2 does not sanitize and escape Client IDs, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Affected

WP OAuth Server (OAuth Authentication)

CVSS v3.1 NVD

4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS

0.51% chance of exploitation in the next 30 days, 42nd percentile

Published

2022-12-05

Updated

2025-04-24

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/33dddaec-a32a-4fce-89d6-164565be13e1

References

• CVE Record
• NVD entry