CVE-2015-9320: Optiontree Project Optiontree

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

The option-tree plugin before 2.5.4 for WordPress has XSS related to add_query_arg.

Affected products

• Optiontree Project Optiontree: before 2.5.4 (fixed in 2.5.4)

Published 2019-08-20. Last modified 2026-06-17.