This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Maliciously crafted web content may violate iframe sandboxing policy.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ipad_os | Apple | * | 14.4 (excluding) |
| Iphone_os | Apple | * | 14.4 (excluding) |
| Macos | Apple | 11.0.1 (including) | 11.2 (excluding) |
| Tvos | Apple | * | 14.4 (excluding) |
| Watchos | Apple | * | 7.3 (excluding) |
| Red Hat Enterprise Linux 8 | RedHat | webkit2gtk3-0:2.32.3-2.el8 | * |
| Qtwebkit-opensource-src | Ubuntu | bionic | * |
| Qtwebkit-opensource-src | Ubuntu | devel | * |
| Qtwebkit-opensource-src | Ubuntu | esm-apps/bionic | * |
| Qtwebkit-opensource-src | Ubuntu | esm-apps/focal | * |
| Qtwebkit-opensource-src | Ubuntu | esm-apps/jammy | * |
| Qtwebkit-opensource-src | Ubuntu | esm-apps/noble | * |
| Qtwebkit-opensource-src | Ubuntu | esm-infra/xenial | * |
| Qtwebkit-opensource-src | Ubuntu | focal | * |
| Qtwebkit-opensource-src | Ubuntu | groovy | * |
| Qtwebkit-opensource-src | Ubuntu | hirsute | * |
| Qtwebkit-opensource-src | Ubuntu | impish | * |
| Qtwebkit-opensource-src | Ubuntu | jammy | * |
| Qtwebkit-opensource-src | Ubuntu | kinetic | * |
| Qtwebkit-opensource-src | Ubuntu | lunar | * |
| Qtwebkit-opensource-src | Ubuntu | mantic | * |
| Qtwebkit-opensource-src | Ubuntu | noble | * |
| Qtwebkit-opensource-src | Ubuntu | trusty | * |
| Qtwebkit-opensource-src | Ubuntu | upstream | * |
| Qtwebkit-opensource-src | Ubuntu | xenial | * |
| Qtwebkit-source | Ubuntu | bionic | * |
| Qtwebkit-source | Ubuntu | esm-apps/bionic | * |
| Qtwebkit-source | Ubuntu | esm-apps/xenial | * |
| Qtwebkit-source | Ubuntu | trusty | * |
| Qtwebkit-source | Ubuntu | xenial | * |
| Webkit2gtk | Ubuntu | bionic | * |
| Webkit2gtk | Ubuntu | devel | * |
| Webkit2gtk | Ubuntu | esm-infra/xenial | * |
| Webkit2gtk | Ubuntu | focal | * |
| Webkit2gtk | Ubuntu | groovy | * |
| Webkit2gtk | Ubuntu | hirsute | * |
| Webkit2gtk | Ubuntu | impish | * |
| Webkit2gtk | Ubuntu | jammy | * |
| Webkit2gtk | Ubuntu | kinetic | * |
| Webkit2gtk | Ubuntu | lunar | * |
| Webkit2gtk | Ubuntu | mantic | * |
| Webkit2gtk | Ubuntu | noble | * |
| Webkit2gtk | Ubuntu | upstream | * |
| Webkit2gtk | Ubuntu | xenial | * |
| Webkitgtk | Ubuntu | bionic | * |
| Webkitgtk | Ubuntu | esm-apps/bionic | * |
| Webkitgtk | Ubuntu | esm-apps/xenial | * |
| Webkitgtk | Ubuntu | trusty | * |
| Webkitgtk | Ubuntu | xenial | * |
| Wpewebkit | Ubuntu | esm-apps/focal | * |
| Wpewebkit | Ubuntu | esm-apps/jammy | * |
| Wpewebkit | Ubuntu | focal | * |
| Wpewebkit | Ubuntu | groovy | * |
| Wpewebkit | Ubuntu | hirsute | * |
| Wpewebkit | Ubuntu | impish | * |
| Wpewebkit | Ubuntu | jammy | * |
| Wpewebkit | Ubuntu | trusty | * |
| Wpewebkit | Ubuntu | upstream | * |