CVE-2026-13173: Unknown Eventin

Low severity, CVSS 2.7. EPSS: 0.3% chance of exploitation in the next 30 days.

The Eventin WordPress plugin before 4.1.21 does not verify the current user's permission to edit other users before assigning roles and updating user metadata during speaker creation, allowing users with contributor-level access and above to modify other users' roles and metadata.

Affected products

• Unknown Eventin: before 4.1.21 (fixed in 4.1.21)

Published 2026-08-19. Last modified 2026-08-26.