Security features bypass in WebKitGTK+ and WPE WebKit - CVE-2025-43480

Vulnerability identifier: #VU117955

CSH Severity: Medium

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-43480

CWE-ID: CWE-254

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to improperly imposed security restrictions in WebKit. A remote attacker can trick the victim into visiting a specially crafted website and exfiltrate data cross-origin.

WebKitGTK+
WPE WebKit
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server 15 SP5
SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.3
SUSE Manager Server 4.3
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
visionOS
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Basesystem Module
Desktop Applications Module
Development Tools Module
openSUSE Leap
tvOS
macOS
iPadOS
Apple iOS
watchOS
Apple Safari
webkit2gtk3 (Red Hat package)
typelib-1_0-JavaScriptCore-4_0
typelib-1_0-WebKit2WebExtension-4_0
libwebkit2gtk-4_0-37-debuginfo
webkit2gtk3-devel
libjavascriptcoregtk-4_0-18
libwebkit2gtk-4_0-37
webkit2gtk-4_0-injected-bundles
libjavascriptcoregtk-4_0-18-debuginfo
libwebkit2gtk3-lang
webkit2gtk-4_0-injected-bundles-debuginfo
webkit2gtk3-debugsource
typelib-1_0-WebKit2-4_0
typelib-1_0-WebKit2WebExtension-4_1
libwebkitgtk-6_0-4-debuginfo
webkit2gtk-4_1-injected-bundles
webkit2gtk3-soup2-devel
libjavascriptcoregtk-4_1-0-debuginfo
webkit2gtk-4_1-injected-bundles-debuginfo
libjavascriptcoregtk-6_0-1
libwebkitgtk-6_0-4
typelib-1_0-JavaScriptCore-4_1
WebKitGTK-6.0-lang
WebKitGTK-4.1-lang
WebKitGTK-4.0-lang
libwebkit2gtk-4_1-0
libwebkit2gtk-4_1-0-debuginfo
libjavascriptcoregtk-4_1-0
webkit2gtk3-soup2-debugsource
webkit2gtk4-debugsource
libjavascriptcoregtk-6_0-1-debuginfo
typelib-1_0-WebKit2-4_1
webkitgtk-6_0-injected-bundles
webkit2gtk3-minibrowser-debuginfo
webkit2gtk4-minibrowser
webkit2gtk3-soup2-minibrowser-debuginfo
webkit-jsc-4.1-debuginfo
webkit-jsc-4.1
webkit-jsc-4-debuginfo
webkit-jsc-4
webkit-jsc-6.0-debuginfo
webkit-jsc-6.0
webkit2gtk3-soup2-minibrowser
webkitgtk-6_0-injected-bundles-debuginfo
libwebkit2gtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_0-37-64bit-debuginfo
libjavascriptcoregtk-4_1-0-64bit-debuginfo
libjavascriptcoregtk-4_0-18-64bit
libjavascriptcoregtk-4_0-18-64bit-debuginfo
libwebkit2gtk-4_1-0-64bit
libwebkit2gtk-4_0-37-64bit
libjavascriptcoregtk-4_1-0-64bit
libwebkit2gtk-4_1-0-64bit-debuginfo
webkit2gtk4-minibrowser-debuginfo
libjavascriptcoregtk-4_1-0-32bit-debuginfo
libjavascriptcoregtk-4_0-18-32bit-debuginfo
libwebkit2gtk-4_1-0-32bit
libwebkit2gtk-4_0-37-32bit
libjavascriptcoregtk-4_1-0-32bit
libwebkit2gtk-4_0-37-32bit-debuginfo
libjavascriptcoregtk-4_0-18-32bit
webkit2gtk3-minibrowser
typelib-1_0-JavaScriptCore-6_0
typelib-1_0-WebKitWebProcessExtension-6_0
typelib-1_0-WebKit-6_0
webkit2gtk4-devel

Install updates from vendor's website.

WebKitGTK+ - update to 2.46.0
WPE WebKit - update to 2.46.0
visionOS - update to 26.1
Apple Safari - update to 26.1
tvOS - update to 26.1 23J580
macOS - update to 26.1 25B78
iPadOS - update to 26.1 23B85
Apple iOS - update to 26.1 23B85
watchOS - update to 26.1 23S37
webkit2gtk3 (Red Hat package) - addressed in versions 2.50.3-1.el8_10, 2.50.3-1.el9_7
typelib-1_0-JavaScriptCore-4_0 - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-WebKit2WebExtension-4_0 - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37-debuginfo - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk3-devel - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18 - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37 - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk-4_0-injected-bundles - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18-debuginfo - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkit2gtk3-lang - update to 2.50.3-4.47.1
webkit2gtk-4_0-injected-bundles-debuginfo - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk3-debugsource - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-WebKit2-4_0 - addressed in versions 2.50.3-4.47.1, 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-WebKit2WebExtension-4_1 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkitgtk-6_0-4-debuginfo - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk-4_1-injected-bundles - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk3-soup2-devel - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0-debuginfo - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk-4_1-injected-bundles-debuginfo - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-6_0-1 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkitgtk-6_0-4 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-JavaScriptCore-4_1 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
WebKitGTK-6.0-lang - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
WebKitGTK-4.1-lang - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
WebKitGTK-4.0-lang - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0-debuginfo - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk3-soup2-debugsource - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk4-debugsource - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
libjavascriptcoregtk-6_0-1-debuginfo - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
typelib-1_0-WebKit2-4_1 - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkitgtk-6_0-injected-bundles - addressed in versions 2.50.3-150400.4.130.4, 2.50.4-150600.12.54.1
webkit2gtk3-minibrowser-debuginfo - update to 2.50.4-150600.12.54.1
webkit2gtk4-minibrowser - update to 2.50.4-150600.12.54.1
webkit2gtk3-soup2-minibrowser-debuginfo - update to 2.50.4-150600.12.54.1
webkit-jsc-4.1-debuginfo - update to 2.50.4-150600.12.54.1
webkit-jsc-4.1 - update to 2.50.4-150600.12.54.1
webkit-jsc-4-debuginfo - update to 2.50.4-150600.12.54.1
webkit-jsc-4 - update to 2.50.4-150600.12.54.1
webkit-jsc-6.0-debuginfo - update to 2.50.4-150600.12.54.1
webkit-jsc-6.0 - update to 2.50.4-150600.12.54.1
webkit2gtk3-soup2-minibrowser - update to 2.50.4-150600.12.54.1
webkitgtk-6_0-injected-bundles-debuginfo - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0-32bit-debuginfo - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37-64bit-debuginfo - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0-64bit-debuginfo - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18-64bit - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18-64bit-debuginfo - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0-64bit - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37-64bit - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0-64bit - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0-64bit-debuginfo - update to 2.50.4-150600.12.54.1
webkit2gtk4-minibrowser-debuginfo - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0-32bit-debuginfo - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18-32bit-debuginfo - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_1-0-32bit - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37-32bit - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_1-0-32bit - update to 2.50.4-150600.12.54.1
libwebkit2gtk-4_0-37-32bit-debuginfo - update to 2.50.4-150600.12.54.1
libjavascriptcoregtk-4_0-18-32bit - update to 2.50.4-150600.12.54.1
webkit2gtk3-minibrowser - update to 2.50.4-150600.12.54.1
typelib-1_0-JavaScriptCore-6_0 - update to 2.50.4-150600.12.54.1
typelib-1_0-WebKitWebProcessExtension-6_0 - update to 2.50.4-150600.12.54.1
typelib-1_0-WebKit-6_0 - update to 2.50.4-150600.12.54.1
webkit2gtk4-devel - update to 2.50.4-150600.12.54.1

• https://support.apple.com/en-us/125634
• https://webkitgtk.org/security/WSA-2025-0008.html

• Multiple vulnerabilities in WebKitGTK+ and WPE WebKit
• Multiple vulnerabilities in Apple Safari
• Multiple vulnerabilities in Apple macOS Tahoe
• Multiple vulnerabilities in Apple tvOS
• Multiple vulnerabilities in Apple iOS 26 and iPadOS 26
• Multiple vulnerabilities in Apple visionOS
• Multiple vulnerabilities in Apple watchOS
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Red Hat Enterprise Linux 9 update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3