WordPress plugin
WP OAuth Server (OAuth Authentication) security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 8 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical1
- High1
- Medium6
- Low0
All WP OAuth Server (OAuth Authentication) vulnerabilities
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WP OAuth Server (OAuth Authentication): common questions
Does WP OAuth Server (OAuth Authentication) have known vulnerabilities?
Yes. VulnCrest Radar lists 8 known vulnerabilities in WP OAuth Server (OAuth Authentication): 1 critical, 1 high, 6 medium. None are known to affect version null.
How do I check which version of WP OAuth Server (OAuth Authentication) I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent WP OAuth Server (OAuth Authentication) vulnerability?
CVE-2026-97288, published Sep 30, 2026: WP OAuth Server (OAuth Authentication) <= 4.5.1 - Authenticated (Contributor+) Stored Cross-Site Scripting. Severity: Medium (CVSS 6.4).
Is any WP OAuth Server (OAuth Authentication) vulnerability listed in CISA KEV?
No. None of the known WP OAuth Server (OAuth Authentication) vulnerabilities is currently listed in the CISA KEV catalog.