Known vulnerabilities in JWT Authentication for WP REST APIs

Secure and protect WordPress REST API from unauthorized access using JWT token, Basic Authentication, API Key, OAuth 2, or external token.

3Reported vulnerabilities

8.8Highest CVSS score

4.6.0Latest version

20,000+Active installs

What to do now

Update JWT Authentication for WP REST APIs to 4.8.0 or later. 3 of these have a fixed version available. Updating resolves them.

Plugin last updated: August 4, 2026 / Tested up to WordPress: 7.0.4 / View on wordpress.org

Reported vulnerabilities

Ordered by how urgently they need attention — whether a vulnerability is actually being exploited, and how likely exploitation is, rather than CVSS severity alone.

CVE	Severity	Exploit probability next 30 days	Affected versions	Fixed in	Published
CVE-2022-45073	High 8.8	0.3%	2.4.0 and earlier	`2.4.1`	November 18, 2022
CVE-2026-89027	Medium 6.9	0.4%	0 up to (but not including) 4.8.0	`4.8.0`	September 15, 2026
CVE-2025-39545	Medium 5.4	0.5%	0 to 3.6.3 (inclusive)	`3.6.4`	April 16, 2025

Sources: vulnerability records from NVD, exploitation from CISA KEV, exploit probability from EPSS. Affected versions come from CPE ranges or from the reporting CNA.