CVE-2026-13332

Masteriyo LMS < 2.3.1 - Unauthenticated Arbitrary User Session Termination (Denial of Service)

The Masteriyo LMS WordPress plugin before 2.3.1 does not correctly verify authorization on an unauthenticated AJAX action used to clear user sessions, allowing unauthenticated attackers to terminate the active sessions (force-logout) of any user on the site, including administrators.

Affected

Masteriyo LMS

CVSS v3.1 CNA

9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS

0.42% chance of exploitation in the next 30 days, 35th percentile

Published

2026-07-27

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/f987c823-f215-48f6-86fe-8d898f2c2d94/

References

• CVE Record
• NVD entry