CVE-2019-11725: Mozilla Firefox

Medium severity, CVSS 6.5. EPSS: 1.1% chance of exploitation in the next 30 days.

When a user navigates to site marked as unsafe by the Safebrowsing API, warning messages are displayed and navigation is interrupted but resources from the same site loaded through websockets are not blocked, leading to the loading of unsafe resources and bypassing safebrowsing protections. This vulnerability affects Firefox < 68.

Affected products

• Mozilla Firefox: before 68.0 (fixed in 68.0)
• Opensuse Leap: version 15.0 only; version 15.1 only

Published 2019-07-23. Last modified 2026-06-17.