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OpenAdvisories
Medium · 5.5 CVE-2026-28958 EUVD-2026-29263GHSA-qwj9-ffgq-f34w

This issue was addressed with improved data protection. This issue is fixed in Safari 26.5, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5 and iP…

Published May 11, 2026 · Updated Aug 17, 2026 · Assigned by apple

Description

This issue was addressed with improved data protection. This issue is fixed in Safari 26.5, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, visionOS 26.5. An app may be able to access sensitive user data.

Affected products

VendorProductAffectedFixed
Apple Safari < 26.5 26.5
Apple iOS and iPadOS < 18.7.10, < 26.5 18.7.10
Apple macOS < 26.5 26.5
Apple visionOS < 26.5 26.5

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.

ReleasePackageFixed inAdvisory
Debian 14 wpewebkit +1 2.52.4-1 —
Debian 13 webkit2gtk 2.52.5-1~deb13u1 —
Debian 13 wpewebkit No fix yet —
Debian 12 wpewebkit +1 No fix yet —
ReleasePackageFixed inAdvisory
Ubuntu 26.04 LTS webkit2gtk 2.52.6-0ubuntu0.26.04.1 USN-8703-1
Ubuntu 24.04 LTS qtwebkit-opensource-src No fix yet —
Ubuntu 24.04 LTS webkit2gtk 2.52.6-0ubuntu0.24.04.1 USN-8703-1
Ubuntu 22.04 LTS wpewebkit +2 No fix yet —
Ubuntu 20.04 LTS wpewebkit +2 No fix yet —
Ubuntu 18.04 LTS webkitgtk +3 No fix yet —
Show 1 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 16.04 LTS webkitgtk +3 No fix yet —
ReleasePackageFixed inAdvisory
RHEL 9 webkit2gtk3 +3 2.52.4-1.el9_8 RHSA-2026:25927
RHEL 8 webkit2gtk3 +3 2.52.4-1.el8_10 RHSA-2026:25918
Show 10 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
RHEL 9.6 EUS webkit2gtk3 +3 2.52.4-1.el9_6 RHSA-2026:28147
RHEL 9.4 E4S webkit2gtk3 +3 2.52.4-1.el9_4 RHSA-2026:28146
RHEL 9.2 E4S webkit2gtk3 +3 2.52.4-1.el9_2 RHSA-2026:28148
RHEL 8.8 TUS webkit2gtk3 +3 2.52.4-1.el8_8 RHSA-2026:27804
RHEL 8.8 E4S webkit2gtk3 +3 2.52.4-1.el8_8 RHSA-2026:27804
RHEL 8.6 EUS Long Life webkit2gtk3 +3 2.52.4-1.el8_6 RHSA-2026:28114
RHEL 8.6 AUS webkit2gtk3 +3 2.52.4-1.el8_6 RHSA-2026:28114
RHEL 8.4 EUS Long Life webkit2gtk3 +3 2.52.4-1.el8_4 RHSA-2026:27785
RHEL 8.4 AUS webkit2gtk3 +3 2.52.4-1.el8_4 RHSA-2026:27785
RHEL 7 ELS webkitgtk4 +4 2.52.4-1.el7_9 RHSA-2026:27728

AlmaLinux

Errata ↗
ReleasePackageFixed inAdvisory
AlmaLinux 9 webkit2gtk3 +3 2.52.4-1.el9_8 ALSA-2026:25927
AlmaLinux 8 webkit2gtk3 +3 2.52.4-1.el8_10 ALSA-2026:25918

Rocky Linux

Errata ↗
ReleasePackageFixed inAdvisory
Rocky Linux 9 webkit2gtk3 2.52.4-1.el9_8 RLSA-2026:25927
Rocky Linux 8 webkit2gtk3 2.52.4-1.el8_10 RLSA-2026:25918
ReleasePackageFixed inAdvisory
SLES 15 SP7 webkit2gtk3 +2 2.52.4-150600.12.68.1 SUSE-SU-2026:2376-1
SLES 15 SP6 webkit2gtk3 +2 2.52.4-150600.12.68.1 SUSE-SU-2026:2376-1
SLES 15 SP5 webkit2gtk3 +2 2.52.4-150400.4.143.1 SUSE-SU-2026:2378-1
SLES 15 SP4 webkit2gtk3 +2 2.52.4-150400.4.143.1 SUSE-SU-2026:2378-1
SLES 12 SP5 webkit2gtk3 2.52.4-4.60.2 SUSE-SU-2026:2623-1
Show 6 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 16.0 webkit2gtk3 +1 2.52.4-160000.1.1 SUSE-SU-2026:22212-1, SUSE-SU-2026:22203-1
SLES for SAP 15 SP6 webkit2gtk3 +2 2.52.4-150600.12.68.1 SUSE-SU-2026:2376-1
SLES for SAP 15 SP5 webkit2gtk3 +2 2.52.4-150400.4.143.1 SUSE-SU-2026:2378-1
SLES 16.0 webkit2gtk3 +1 2.52.4-160000.1.1 SUSE-SU-2026:22212-1, SUSE-SU-2026:22203-1
SLE HPC 15 SP5 webkit2gtk3 +2 2.52.4-150400.4.143.1 SUSE-SU-2026:2378-1
SLE HPC 15 SP4 webkit2gtk3 +2 2.52.4-150400.4.143.1 SUSE-SU-2026:2378-1
ReleasePackageFixed inAdvisory
openSUSE Leap 16.0 webkit2gtk3 +2 2.52.4-160000.1.1 openSUSE-SU-2026:21129-1

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2 webkitgtk4 +3 2.52.4-1.amzn2 ALAS2-2026-3381

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 9 webkit2gtk3 +3 2.52.4-1.el9_8 ELSA-2026-25927
Oracle Linux 8 webkit2gtk3 +3 2.52.4-1.el8_10 ELSA-2026-25918

Advisories 31

References