CVE-2016-2816: Mozilla Firefox

Medium severity, CVSS 6.5. EPSS: 2.3% chance of exploitation in the next 30 days.

Mozilla Firefox before 46.0 allows remote attackers to bypass the Content Security Policy (CSP) protection mechanism via the multipart/x-mixed-replace content type.

Affected products

• Mozilla Firefox: up to and including 45.0.2

Published 2016-04-30. Last modified 2026-06-17.