A redirected HTTP request which is observed or modified through a web extension could bypass existing CORS checks, leading to potential disclosure of cross-origin information. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
CPE | Name | Operator | Version |
---|---|---|---|
ubuntu_linux | eq | 18.04 | |
ubuntu_linux | eq | 20.04 | |
ubuntu_linux | eq | 16.04 | |
firefox | lt | 79.0 | |
firefox_esr | lt | 78.1 | |
thunderbird | lt | 78.1 | |
leap | eq | 15.2 |