CVE-2026-13177: Unknown Eventin

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

The Eventin WordPress plugin before 4.1.20 does not properly restrict access to individual order records, allowing users with contributor-level access and above to read other customers' order data including personal information by iterating order identifiers.

Affected products

• Unknown Eventin: from 4.1.9, before 4.1.20 (fixed in 4.1.20)

Published 2026-08-12. Last modified 2026-08-26.