Information disclosure in WebKitGTK+ and WPE WebKit - CVE-2025-31205

Vulnerability identifier: #VU108960

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-2025-31205

CWE-ID: CWE-200

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

The vulnerability exists due to excessive data output in WebKit engine. 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 12 SP5
Debian Linux
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
visionOS
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Enterprise Storage
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
Anolis OS
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
watchOS
macOS
Basesystem Module
Desktop Applications Module
Development Tools Module
openSUSE Leap
tvOS
Apple iOS
iPadOS
Ubuntu
Fedora
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
webkit2gtk3 (Red Hat package)
webkitgtk
webkit2gtk3
webkit2gtk3-jsc-devel
webkit2gtk3-jsc
webkit2gtk3-devel
libjavascriptcoregtk-4_0-18
webkit2gtk-4_0-injected-bundles-debuginfo
libwebkit2gtk3-lang
libjavascriptcoregtk-4_0-18-debuginfo
webkit2gtk3-debugsource
typelib-1_0-JavaScriptCore-4_0
webkit2gtk-4_0-injected-bundles
typelib-1_0-WebKit2WebExtension-4_0
libwebkit2gtk-4_0-37
typelib-1_0-WebKit2-4_0
libwebkit2gtk-4_0-37-debuginfo
libjavascriptcoregtk-4_1-0-32bit
libjavascriptcoregtk-4_1-0-64bit
libjavascriptcoregtk-4_1-0-64bit-debuginfo
libwebkit2gtk-4_1-0-64bit-debuginfo
libjavascriptcoregtk-4_0-18-32bit
libwebkit2gtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_0-37-64bit
libjavascriptcoregtk-4_1-0-32bit-debuginfo
libwebkit2gtk-4_1-0-32bit
libwebkit2gtk-4_0-37-32bit-debuginfo
libjavascriptcoregtk-4_0-18-32bit-debuginfo
libwebkit2gtk-4_0-37-32bit
libjavascriptcoregtk-4_1-0-debuginfo
webkit-jsc-6.0
webkit-jsc-6.0-debuginfo
libwebkit2gtk-4_0-37-64bit-debuginfo
libwebkit2gtk-4_1-0-64bit
webkit-jsc-4-debuginfo
libjavascriptcoregtk-4_0-18-64bit-debuginfo
libjavascriptcoregtk-4_0-18-64bit
WebKitGTK-4.0-lang
WebKitGTK-6.0-lang
WebKitGTK-4.1-lang
webkitgtk-6_0-injected-bundles-debuginfo
libwebkit2gtk-4_1-0
webkit2gtk-4_1-injected-bundles-debuginfo
libjavascriptcoregtk-6_0-1
webkit2gtk-4_1-injected-bundles
typelib-1_0-WebKit2WebExtension-4_1
webkit2gtk4-devel
libjavascriptcoregtk-6_0-1-debuginfo
webkitgtk-6_0-injected-bundles
webkit2gtk3-soup2-minibrowser
webkit2gtk3-soup2-debugsource
webkit2gtk3-minibrowser-debuginfo
webkit2gtk3-soup2-devel
typelib-1_0-WebKit2-4_1
webkit-jsc-4.1-debuginfo
typelib-1_0-JavaScriptCore-4_1
webkit2gtk3-soup2-minibrowser-debuginfo
webkit2gtk4-minibrowser
libwebkit2gtk-4_1-0-debuginfo
typelib-1_0-WebKit-6_0
webkit2gtk3-minibrowser
webkit2gtk4-minibrowser-debuginfo
webkit-jsc-4.1
libjavascriptcoregtk-4_1-0
webkit-jsc-4
typelib-1_0-WebKitWebProcessExtension-6_0
typelib-1_0-JavaScriptCore-6_0
libwebkitgtk-6_0-4
libwebkitgtk-6_0-4-debuginfo
webkit2gtk4-debugsource
webkit2gtk (Ubuntu package)
webkit2gtk (Debian package)
webkitgtk4 (Red Hat package)
Apple Safari

Install updates from vendor's website.

WebKitGTK+ - update to 2.48.2
WPE WebKit - update to 2.48.2
visionOS - update to 2.5
watchOS - update to 11.5
macOS - update to 15.5 24F74
tvOS - update to 18.5
Apple Safari - update to 18.5
Apple iOS - update to 18.5 22F76
iPadOS - update to 18.5 22F76
webkit2gtk3 (Red Hat package) - addressed in versions 2.48.2-1.el8_2, 2.48.2-1.el8_4, 2.48.2-1.el8_6, 2.48.2-1.el8_8, 2.48.2-1.el8_10, 2.48.2-1.el9_0, 2.48.2-1.el9_2, 2.48.2-1.el9_4
webkitgtk - addressed in versions 2.48.2-1.fc41, 2.48.2-1.fc42
webkit2gtk3 - update to 2.48.2-1.0.1
webkit2gtk3-jsc-devel - update to 2.48.2-1.0.1
webkit2gtk3-jsc - update to 2.48.2-1.0.1
webkit2gtk3-devel - update to 2.48.2-1.0.1
libjavascriptcoregtk-4_0-18 - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk-4_0-injected-bundles-debuginfo - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk3-lang - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1
libjavascriptcoregtk-4_0-18-debuginfo - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk3-debugsource - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
typelib-1_0-JavaScriptCore-4_0 - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk-4_0-injected-bundles - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
typelib-1_0-WebKit2WebExtension-4_0 - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_0-37 - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
typelib-1_0-WebKit2-4_0 - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_0-37-debuginfo - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk3-devel - addressed in versions 2.48.2-4.38.1, 2.48.2-150200.147.1, 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-4_1-0-32bit - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-4_1-0-64bit - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-4_1-0-64bit-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_1-0-64bit-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-4_0-18-32bit - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_1-0-32bit-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_0-37-64bit - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-4_1-0-32bit-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_1-0-32bit - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_0-37-32bit-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-4_0-18-32bit-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_0-37-32bit - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-4_1-0-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit-jsc-6.0 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit-jsc-6.0-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_0-37-64bit-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_1-0-64bit - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit-jsc-4-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-4_0-18-64bit-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-4_0-18-64bit - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
WebKitGTK-4.0-lang - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
WebKitGTK-6.0-lang - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
WebKitGTK-4.1-lang - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkitgtk-6_0-injected-bundles-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_1-0 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk-4_1-injected-bundles-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-6_0-1 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk-4_1-injected-bundles - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
typelib-1_0-WebKit2WebExtension-4_1 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk4-devel - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-6_0-1-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkitgtk-6_0-injected-bundles - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk3-soup2-minibrowser - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk3-soup2-debugsource - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk3-minibrowser-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk3-soup2-devel - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
typelib-1_0-WebKit2-4_1 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit-jsc-4.1-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
typelib-1_0-JavaScriptCore-4_1 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk3-soup2-minibrowser-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk4-minibrowser - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkit2gtk-4_1-0-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
typelib-1_0-WebKit-6_0 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk3-minibrowser - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk4-minibrowser-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit-jsc-4.1 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libjavascriptcoregtk-4_1-0 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit-jsc-4 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
typelib-1_0-WebKitWebProcessExtension-6_0 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
typelib-1_0-JavaScriptCore-6_0 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkitgtk-6_0-4 - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
libwebkitgtk-6_0-4-debuginfo - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk4-debugsource - addressed in versions 2.48.2-150400.4.119.1, 2.48.2-150600.12.40.2
webkit2gtk (Ubuntu package) - addressed in versions 2.48.3-0ubuntu0.22.04.1, 2.48.3-0ubuntu0.24.04.1, 2.48.3-0ubuntu0.24.10.1, 2.48.3-0ubuntu0.25.04.1
webkit2gtk (Debian package) - update to 2.48.3-1~deb12u1
webkitgtk4 (Red Hat package) - update to 2.48.3-2.el7_9

• https://support.apple.com/en-us/122716
• https://webkitgtk.org/security/WSA-2025-0004.html

• Multiple vulnerabilities in WebKitGTK+ and WPE WebKit
• Multiple vulnerabilities in macOS Sequoia
• Multiple vulnerabilities in Apple Safari
• Multiple vulnerabilities in Apple tvOS
• Multiple vulnerabilities in Apple visionOS
• Multiple vulnerabilities in Apple watchOS
• Multiple vulnerabilities in Apple iOS 18 and iPadOS 18
• Fedora 41 update for webkitgtk
• Fedora 42 update for webkitgtk
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Anolis OS update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• SUSE update for webkit2gtk3
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Red Hat Enterprise Linux 8 update for firefox
• Red Hat Enterprise Linux 9 update for firefox
• Red Hat Enterprise Linux 9 update for firefox
• Red Hat Enterprise Linux 8 update for webkit2gtk3
• Red Hat Enterprise Linux 9 update for firefox
• Debian update for webkit2gtk
• Ubuntu update for webkit2gtk
• SUSE update for webkit2gtk3
• Red Hat Enterprise Linux 7 Extended Lifecycle Support update for webkitgtk4