CVE-2019-17002: Mozilla Firefox

Medium severity, CVSS 4.3. EPSS: 0.7% chance of exploitation in the next 30 days.

If upgrade-insecure-requests was specified in the Content Security Policy, and a link was dragged and dropped from that page, the link was not upgraded to https. This vulnerability affects Firefox < 70.

Affected products

• Mozilla Firefox: before 70.0 (fixed in 70.0)

Published 2020-01-08. Last modified 2026-06-17.