If two same-origin documents set document.domain differently to become cross-origin, it was possible for them to call arbitrary DOM methods/getters/setters on the now-cross-origin window. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
The product does not properly verify that the source of data or communication is valid.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Firefox | Mozilla | * | 70.0 (excluding) |
| Firefox_esr | Mozilla | * | 68.2 (excluding) |
| Thunderbird | Mozilla | * | 68.2 (excluding) |
| Red Hat Enterprise Linux 6 | RedHat | firefox-0:68.2.0-4.el6_10 | * |
| Red Hat Enterprise Linux 6 | RedHat | thunderbird-0:68.2.0-2.el6_10 | * |
| Red Hat Enterprise Linux 7 | RedHat | firefox-0:68.2.0-1.el7_7 | * |
| Red Hat Enterprise Linux 7 | RedHat | thunderbird-0:68.2.0-1.el7_7 | * |
| Red Hat Enterprise Linux 8 | RedHat | firefox-0:68.2.0-2.el8_0 | * |
| Red Hat Enterprise Linux 8 | RedHat | thunderbird-0:68.2.0-1.el8_0 | * |
| Firefox | Ubuntu | bionic | * |
| Firefox | Ubuntu | devel | * |
| Firefox | Ubuntu | disco | * |
| Firefox | Ubuntu | eoan | * |
| Firefox | Ubuntu | focal | * |
| Firefox | Ubuntu | groovy | * |
| Firefox | Ubuntu | hirsute | * |
| Firefox | Ubuntu | impish | * |
| Firefox | Ubuntu | jammy | * |
| Firefox | Ubuntu | kinetic | * |
| Firefox | Ubuntu | lunar | * |
| Firefox | Ubuntu | mantic | * |
| Firefox | Ubuntu | noble | * |
| Firefox | Ubuntu | trusty | * |
| Firefox | Ubuntu | upstream | * |
| Firefox | Ubuntu | xenial | * |
| Mozjs38 | Ubuntu | bionic | * |
| Mozjs38 | Ubuntu | esm-apps/bionic | * |
| Mozjs38 | Ubuntu | upstream | * |
| Mozjs52 | Ubuntu | bionic | * |
| Mozjs52 | Ubuntu | disco | * |
| Mozjs52 | Ubuntu | eoan | * |
| Mozjs52 | Ubuntu | esm-apps/focal | * |
| Mozjs52 | Ubuntu | esm-infra/bionic | * |
| Mozjs52 | Ubuntu | focal | * |
| Mozjs52 | Ubuntu | groovy | * |
| Mozjs52 | Ubuntu | upstream | * |
| Mozjs60 | Ubuntu | disco | * |
| Mozjs60 | Ubuntu | eoan | * |
| Mozjs60 | Ubuntu | upstream | * |
| Thunderbird | Ubuntu | bionic | * |
| Thunderbird | Ubuntu | devel | * |
| Thunderbird | Ubuntu | disco | * |
| Thunderbird | Ubuntu | eoan | * |
| Thunderbird | Ubuntu | focal | * |
| Thunderbird | Ubuntu | groovy | * |
| Thunderbird | Ubuntu | hirsute | * |
| Thunderbird | Ubuntu | impish | * |
| Thunderbird | Ubuntu | jammy | * |
| Thunderbird | Ubuntu | kinetic | * |
| Thunderbird | Ubuntu | lunar | * |
| Thunderbird | Ubuntu | mantic | * |
| Thunderbird | Ubuntu | noble | * |
| Thunderbird | Ubuntu | trusty | * |
| Thunderbird | Ubuntu | upstream | * |
| Thunderbird | Ubuntu | xenial | * |