Known vulnerabilities in Fast User Switching

Fast user switching between users and roles directly from the admin bar - switch from a list or search for users/roles by id, username, email, etc.

1Reported vulnerabilities

4.3Highest CVSS score

1.4.10Latest version

2,000+Active installs

What to do now

Update Fast User Switching to 1.4.10 or later. Some of these have no published fix. Update to the latest version and check the vendor advisory.

Plugin last updated: January 30, 2025 / Tested up to WordPress: 6.5.10 / 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-2025-68583	Medium 4.3	0.1%	1.4.10 and earlier	—	December 25, 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.