CVE-2019-5450: Nextcloud

Medium severity, CVSS 6.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Improper sanitization of HTML in directory names in the Nextcloud Android app prior to version 3.7.0 allowed to style the directory name in the header bar when using basic HTML.

Affected products

• Nextcloud Nextcloud: before 3.7.0 (fixed in 3.7.0)

Published 2019-07-30. Last modified 2026-06-17.