CVE-2019-11717: Debian Linux

Medium severity, CVSS 5.3. EPSS: 2.1% chance of exploitation in the next 30 days.

A vulnerability exists where the caret ("^") character is improperly escaped constructing some URIs due to it being used as a separator, allowing for possible spoofing of origin attributes. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

Affected products

• Debian Debian Linux: version 8.0 only
• Mozilla Firefox: before 60.8.0 (fixed in 60.8.0); before 68.0 (fixed in 68.0)
• Mozilla Thunderbird: before 60.8.0 (fixed in 60.8.0)
• Novell Suse Package Hub For Suse Linux Enterprise: version 12 only
• Opensuse Leap: version 15.0 only; version 15.1 only

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