296,733
Total vulnerabilities in the database
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.
| Software | From | Fixed in |
|---|---|---|
| mozilla / firefox | - | 63.0 |
| mozilla / firefox_esr | - | 60.3 |
| debian / debian_linux | 8.0 | 8.0.x |
| debian / debian_linux | 9.0 | 9.0.x |
| canonical / ubuntu_linux | 16.04 | 16.04.x |
| canonical / ubuntu_linux | 14.04 | 14.04.x |
| canonical / ubuntu_linux | 18.04 | 18.04.x |
| canonical / ubuntu_linux | 18.10 | 18.10.x |
| redhat / enterprise_linux_desktop | 7.0 | 7.0.x |
| redhat / enterprise_linux_workstation | 7.0 | 7.0.x |
| redhat / enterprise_linux_server | 7.0 | 7.0.x |
| redhat / enterprise_linux_desktop | 6.0 | 6.0.x |
| redhat / enterprise_linux_server | 6.0 | 6.0.x |
| redhat / enterprise_linux_workstation | 6.0 | 6.0.x |
| redhat / enterprise_linux_server_eus | 7.5 | 7.5.x |