Description
This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in Safari 13.0.1, iOS 13. Maliciously crafted web content may violate iframe sandboxing policy.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apple | Safari | unspecified – < 13.0 | 13.0 |
| Apple | iOS | unspecified – < 13 | 13 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | webkit2gtk | 2.26.0-1 | — |
| Debian 13 | webkit2gtk | 2.26.0-1 | — |
| Debian 12 | webkit2gtk | 2.26.0-1 | — |
| Debian 10 | webkit2gtk | 2.26.1-3~deb10u1 | DSA-4558-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | qtwebkit-opensource-src | No fix yet | — |
| Ubuntu 22.04 LTS | qtwebkit-opensource-src | No fix yet | — |
| Ubuntu 20.04 LTS | qtwebkit-opensource-src | No fix yet | — |
| Ubuntu 18.04 LTS | webkit2gtk | 2.26.1-0ubuntu0.18.04.1 | USN-4178-1 |
| Ubuntu 18.04 LTS | webkitgtk +2 | No fix yet | — |
| Ubuntu 16.04 LTS | webkitgtk +3 | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | LibRaw +1 | 0.19.5-2.el8 | RHSA-2020:4451 |
| RHEL 8 | gnome-settings-daemon | 3.32.0-11.el8 | RHSA-2020:4451 |
| RHEL 8 | webkit2gtk3 +3 | 2.28.4-1.el8 | RHSA-2020:4451 |
| RHEL 7 | webkitgtk4 +4 | 2.28.2-2.el7 | RHSA-2020:4035 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | LibRaw-devel | 0.19.5-2.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | PackageKit +6 | 1.1.12-6.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | dleyna-renderer | 0.6.0-3.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | frei0r-devel +2 | 1.6.1-7.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | gnome-remote-desktop | 0.1.8-3.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | gtk-doc | 1.28-2.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | gvfs | 1.36.2-10.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | libsoup +1 | 2.62.3-2.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | mutter-devel | 3.32.2-48.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | nautilus +1 | 3.28.1-14.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | pipewire +4 | 0.3.6-1.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | pipewire0.2-libs +1 | 0.2.7-6.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | potrace | 1.15-3.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | python3-gobject +2 | 3.28.3-2.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | tracker +1 | 2.1.5-2.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | vte291 +2 | 0.52.4-2.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | webrtc-audio-processing | 0.3-9.el8 | ALSA-2020:4451 |
| AlmaLinux 8 | xdg-desktop-portal-gtk | 1.6.0-1.el8 | ALSA-2020:4451 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | LibRaw | 0.19.5-2.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | PackageKit | 1.1.12-6.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | dleyna-renderer | 0.6.0-3.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | frei0r-plugins | 1.6.1-7.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | gnome-remote-desktop | 0.1.8-3.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | gnome-session | 3.28.1-10.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | gsettings-desktop-schemas | 3.32.0-5.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | gtk3 | 3.22.30-6.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | libsoup | 2.62.3-2.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | pipewire | 0.3.6-1.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | pipewire0.2 | 0.2.7-6.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | potrace | 1.15-3.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | pygobject3 | 3.28.3-2.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | tracker | 2.1.5-2.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | vte291 | 0.52.4-2.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | webrtc-audio-processing | 0.3-9.el8 | RLSA-2020:4451 |
| Rocky Linux 8 | xdg-desktop-portal-gtk | 1.6.0-1.el8 | RLSA-2020:4451 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | webkit2gtk3 | 2.26.2-3.34.3 | SUSE-SU-2019:3044-1 |
| SLES 15 | webkit2gtk3 | 2.26.2-3.34.3 | SUSE-SU-2019:3044-1 |
| SLES 12 SP5 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SLES 12 SP4 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SLES 12 SP3 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
Show 10 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SLES for SAP 12 SP5 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SLES for SAP 12 SP4 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SLES for SAP 12 SP3 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SLES for SAP 12 SP2 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SUSE OpenStack Cloud Crowbar 8 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SUSE OpenStack Cloud 8 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SUSE OpenStack Cloud 7 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SUSE HPE Helion OpenStack 8 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
| SUSE Enterprise Storage 5 | webkit2gtk3 | 2.28.1-2.50.3 | SUSE-SU-2020:1135-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | gtk3 | 2.32.4-1.1 | openSUSE-SU-2024:11506-1 |
| openSUSE Leap 15.1 | webkit2gtk3 | 2.26.2-lp151.2.9.1 | openSUSE-SU-2019:2591-1 |
| openSUSE Leap 15.0 | webkit2gtk3 | 2.26.2-lp150.2.28.1 | openSUSE-SU-2019:2587-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.20 | webkit2gtk | 2.26.0-r0 | — |
| Alpine v3.19 | webkit2gtk | 2.26.0-r0 | — |
| Alpine v3.18 | webkit2gtk | 2.26.0-r0 | — |
| Alpine v3.17 | webkit2gtk | 2.26.0-r0 | — |
| Alpine v3.16 | webkit2gtk | 2.26.0-r0 | — |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.15 | webkit2gtk | 2.26.0-r0 | — |
| Alpine v3.14 | webkit2gtk | 2.26.0-r0 | — |
| Alpine v3.13 | webkit2gtk | 2.26.0-r0 | — |
| Alpine v3.12 | webkit2gtk | 2.26.0-r0 | — |
| Alpine v3.11 | webkit2gtk | 2.26.0-r0 | — |
| Alpine v3.10 | webkit2gtk | 2.26.0-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | webkitgtk4 +4 | 2.28.2-2.amzn2.0.1 | ALAS2-2020-1563 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | LibRaw +1 | 0.19.5-2.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | PackageKit +6 | 1.1.12-6.0.1.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | dleyna-renderer | 0.6.0-3.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | frei0r-devel +2 | 1.6.1-7.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gdm | 1:3.28.3-34.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gnome-classic-session +22 | 3.32.1-11.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gnome-control-center +1 | 3.28.2-22.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gnome-photos +1 | 3.28.1-3.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gnome-remote-desktop | 0.1.8-3.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gnome-session +2 | 3.28.1-10.0.1.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gnome-settings-daemon | 3.32.0-11.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gnome-shell | 3.32.2-20.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gnome-terminal +4 | 3.28.3-2.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gsettings-desktop-schemas +1 | 3.32.0-5.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gtk-doc | 1.28-2.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gtk3 +3 | 3.22.30-6.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | gvfs +10 | 1.36.2-10.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | libsoup +1 | 2.62.3-2.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | mutter +1 | 3.32.2-48.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | nautilus +2 | 3.28.1-14.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | pipewire +4 | 0.3.6-1.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | pipewire0.2-libs +1 | 0.2.7-6.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | potrace | 1.15-3.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | tracker +1 | 2.1.5-2.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | vte291 +2 | 0.52.4-2.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | webkit2gtk3 +3 | 2.28.4-1.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | webrtc-audio-processing | 0.3-9.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | xdg-desktop-portal | 1.6.0-2.el8 | ELSA-2020-4451 |
| Oracle Linux 8 | xdg-desktop-portal-gtk | 1.6.0-1.el8 | ELSA-2020-4451 |
| Oracle Linux 7 | webkitgtk4 +4 | 2.28.2-2.el7 | ELSA-2020-4035 |
Advisories 15
- ALSA-2020:4451 Moderate: GNOME security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2020:4451 Red Hat Security Advisory: GNOME security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2020:4035 Red Hat Security Advisory: webkitgtk4 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- USN-4178-1 webkit2gtk vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-4558-1 webkit2gtk - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2020:4451 Moderate: GNOME security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 4, 2026
- openSUSE-SU-2019:2587-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:1135-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2591-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11506-1 libjavascriptcoregtk-4_0-18-2.32.4-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:3044-1 Security update for webkit2gtk3 SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2024-1479 Red Hat Enterprise Linux/WebKitGTK: Mehrere Schwachstellen ermöglichen Ausführen von beliebigem Programmcode mit Benutzerrechten BSI CERT-Bund (WID) · Jun 30, 2024
- ALAS2-2020-1563 Moderate: webkitgtk4 security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Nov 11, 2020
- ELSA-2020-4451 Moderate: GNOME security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 10, 2020
- ELSA-2020-4035 Moderate: webkitgtk4 security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Oct 6, 2020