CVE Published: 28/02/2019 |
CVE Updated: 05/08/2024 |
CVE Year: 2018 Source: mozilla |
Vendor: Mozilla |
Product: Firefox ESR Status : PUBLISHED
CVE-2018-12395 Description
By rewriting the Host: request headers using the webRequest API, a WebExtension can bypass domain restrictions through domain fronting. This would allow access to domains that share a host that are otherwise restricted. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.