high 7.5

CVE-2025-43227 json

This issue was addressed through improved state management.

published 2025-07-29 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-23106

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.3%; EPSS 1.3% chance of exploitation in 30 days, percentile 69%
public exploits: 0; none known

This issue was addressed through improved state management. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may disclose sensitive user information.

Patch / fix

fixed in 6 distros 6

Apple Safari 18.6
Apple iOS and iPadOS 18.6
Apple macOS 15.6
Apple tvOS 18.6
Apple visionOS 2.6
Apple watchOS 11.6

debian ubuntu red hat suse almalinux rocky linux

wpewebkit Debian 14 2.48.5-1
webkit2gtk Debian 12 2.48.5-1~deb12u1
webkit2gtk Debian 13 2.48.5-1~deb13u1
webkit2gtk Debian 14 2.48.5-1

debian advisories DEBIAN-CVE-2025-43227

webkit2gtk Ubuntu 22.04 LTS 2.48.5-0ubuntu0.22.04.1
webkit2gtk Ubuntu 24.04 LTS 2.48.5-0ubuntu0.24.04.1

ubuntu advisories UBUNTU-CVE-2025-43227

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

webkit2gtk3 RHEL 9 2.48.5-1.el9_6
webkit2gtk3-jsc RHEL 9 2.48.5-1.el9_6
webkit2gtk3 RHEL 8 2.48.5-1.el8_10
webkit2gtk3-jsc RHEL 8 2.48.5-1.el8_10
webkitgtk4 RHEL 7 ELS 2.48.5-1.el7_9
webkitgtk4-jsc RHEL 7 ELS 2.48.5-1.el7_9
webkit2gtk3 RHEL 8.4 EUS_LONG_LIFE, RHEL 8.4 AUS 2.48.5-1.el8_4
webkit2gtk3-jsc RHEL 8.4 EUS_LONG_LIFE, RHEL 8.4 AUS 2.48.5-1.el8_4

red hat advisories RHSA-2025:15729 RHSA-2025:14486 RHSA-2025:14434 RHSA-2025:14432 RHSA-2025:14433 RHSA-2025:14423

webkit2gtk3 SLES for SAP 15 SP5, SLES for SAP 15 SP4, SLES 15 SP5-LTSS +5 more 2.48.5-150400.4.122.1
webkit2gtk4 SLES for SAP 15 SP5, SLES for SAP 15 SP4, SLES 15 SP5-LTSS +5 more 2.48.5-150400.4.122.1
webkit2gtk3-soup2 SLES for SAP 15 SP5, SLES for SAP 15 SP4, SLES 15 SP5-LTSS +7 more 2.48.5-150400.4.122.1
webkit2gtk3 SLES for SAP 15 SP3, SLES 15 SP3-LTSS, SLE High Performance Computing 15 SP3-LTSS +1 more 2.48.5-150200.150.1
webkit2gtk3 SLE Module for Desktop Applications 15 SP7, SLE Module for Desktop Applications 15 SP6, openSUSE Leap 15.6 2.48.5-150600.12.43.1
webkit2gtk4 SLE Module for Development Tools 15 SP7, SLE Module for Development Tools 15 SP6, SLE Module for Basesystem 15 SP7 +2 more 2.48.5-150600.12.43.1
webkit2gtk3-soup2 SLE Module for Basesystem 15 SP7, SLE Module for Basesystem 15 SP6, openSUSE Leap 15.6 2.48.5-150600.12.43.1
webkit2gtk3 SLES LTSS Extended Security 12 SP5, SLES 12 SP5-LTSS 2.48.5-4.41.1

suse advisories SUSE-SU-2025:02973-1 SUSE-SU-2025:02777-1 SUSE-SU-2025:02766-1 SUSE-SU-2025:02765-1

webkit2gtk3 AlmaLinux 8 2.48.5-1.el8_10
webkit2gtk3-jsc AlmaLinux 8 2.48.5-1.el8_10
webkit2gtk3 AlmaLinux 9 2.48.5-1.el9_6
webkit2gtk3-jsc AlmaLinux 9 2.48.5-1.el9_6

almalinux advisories ALSA-2025:13780 ALSA-2025:13782

webkit2gtk3 Rocky Linux 9 2.48.5-1.el9_6
webkit2gtk3 Rocky Linux 8 2.48.5-1.el8_10

rocky linux advisories RLSA-2025:13782 RLSA-2025:13780

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-43227 updated 2026-11-05 cvss 6.5

webkitgtk: Processing maliciously crafted web content may disclose sensitive user information

Red Hat Enterprise Linux 6 webkitgtk
affected: workaround, no fix planned “Out of support scope”
Red Hat Enterprise Linux AppStream (v. 8) webkit2gtk3 2.48.5-1.el8_10, webkit2gtk3-jsc 2.48.5-1.el8_10
fixed: vendor fix RHSA-2025:13780
Red Hat Enterprise Linux AppStream (v. 9) webkit2gtk3 2.48.5-1.el9_6, webkit2gtk3-jsc 2.48.5-1.el9_6
fixed: vendor fix RHSA-2025:13782
Red Hat Enterprise Linux AppStream AUS (v. 8.2) webkit2gtk3 2.48.5-1.el8_2, webkit2gtk3-jsc 2.48.5-1.el8_2
fixed: vendor fix RHSA-2025:14432
Red Hat Enterprise Linux AppStream AUS (v.8.4) webkit2gtk3 2.48.5-1.el8_4, webkit2gtk3-jsc 2.48.5-1.el8_4
fixed: vendor fix RHSA-2025:14486
Red Hat Enterprise Linux AppStream AUS (v.8.6) webkit2gtk3 2.48.5-1.el8_6, webkit2gtk3-jsc 2.48.5-1.el8_6 Red Hat Enterprise Linux AppStream E4S (v.8.6) webkit2gtk3 2.48.5-1.el8_6, webkit2gtk3-jsc 2.48.5-1.el8_6
fixed: vendor fix RHSA-2025:14433
Red Hat Enterprise Linux AppStream E4S (v.8.8) webkit2gtk3 2.48.5-1.el8_8, webkit2gtk3-jsc 2.48.5-1.el8_8
fixed: vendor fix RHSA-2025:14434
Red Hat Enterprise Linux AppStream E4S (v.9.0) webkit2gtk3 2.48.5-1.el9_0, webkit2gtk3-jsc 2.48.5-1.el9_0
fixed: vendor fix RHSA-2025:14422

show 7 more

Red Hat Enterprise Linux AppStream E4S (v.9.2) webkit2gtk3 2.48.5-1.el9_2, webkit2gtk3-jsc 2.48.5-1.el9_2
fixed: vendor fix RHSA-2025:14421
Red Hat Enterprise Linux AppStream EUS (v.9.4) webkit2gtk3 2.48.5-1.el9_4, webkit2gtk3-jsc 2.48.5-1.el9_4
fixed: vendor fix RHSA-2025:14423
Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) webkit2gtk3 2.48.5-1.el8_4, webkit2gtk3-jsc 2.48.5-1.el8_4
fixed: vendor fix RHSA-2025:14486
Red Hat Enterprise Linux AppStream TUS (v.8.6) webkit2gtk3 2.48.5-1.el8_6, webkit2gtk3-jsc 2.48.5-1.el8_6
fixed: vendor fix RHSA-2025:14433
Red Hat Enterprise Linux AppStream TUS (v.8.8) webkit2gtk3 2.48.5-1.el8_8, webkit2gtk3-jsc 2.48.5-1.el8_8
fixed: vendor fix RHSA-2025:14434
Red Hat Enterprise Linux Server (v. 7 ELS) webkitgtk4 2.48.5-1.el7_9, webkitgtk4-jsc 2.48.5-1.el7_9 Red Hat Enterprise Linux Server Optional (v. 7 ELS) webkitgtk4-doc 2.48.5-1.el7_9, webkitgtk4-devel 2.48.5-1.el7_9, webkitgtk4-debuginfo 2.48.5-1.el7_9, webkitgtk4-jsc-devel 2.48.5-1.el7_9
fixed: vendor fix RHSA-2025:15729
Red Hat Enterprise Linux 7 webkitgtk3, libwebkit2gtk
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 15 mo ago (2025-07-30)

Exploit prediction

1.25% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Apple Safari
Apple iOS and iPadOS
Apple macOS
Apple tvOS
Apple visionOS
Apple watchOS

Classification

Weakness

CWE-359 Exposure of Private Personal Information to an Unauthorized Actor

References

support.apple.com /en-us/124147
release-notes, vendor-advisory
support.apple.com /en-us/124149
release-notes, vendor-advisory
support.apple.com /en-us/124152
release-notes, vendor-advisory
support.apple.com /en-us/124153
release-notes, vendor-advisory
support.apple.com /en-us/124154
release-notes, vendor-advisory
support.apple.com /en-us/124155
release-notes, vendor-advisory
lists.debian.org /debian-lts-announce/2025/08/msg00015.html
seclists.org /fulldisclosure/2025/Aug/0
seclists.org /fulldisclosure/2025/Jul/36
seclists.org /fulldisclosure/2025/Jul/35
seclists.org /fulldisclosure/2025/Jul/32
seclists.org /fulldisclosure/2025/Jul/30
openwall.com /lists/oss-security/2025/08/02/1

Sources

CVE List CVE-2025-43227
NVD CVE-2025-43227

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary