CVE-2019-17674: Debian Linux

Medium severity, CVSS 5.4. EPSS: 1.6% chance of exploitation in the next 30 days.

WordPress before 5.2.4 is vulnerable to stored XSS (cross-site scripting) via the Customizer.

Affected products

• Debian Debian Linux: version 9.0 only; version 10.0 only
• WordPress WordPress: before 5.2.4 (fixed in 5.2.4)

Published 2019-10-17. Last modified 2026-06-17.