Vulnerability · Published Jun 29, 2026 · Assigned by apple

CVE-2026-43707

Medium 6.5

In plain English

A medium-severity memory corruption in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.7%top 47.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected process crash.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8webkit2gtk32.52.5-1.el8_10ALSA-2026:42088
AlmaLinux:9webkit2gtk32.52.5-1.el9_8ALSA-2026:42062
AlmaLinux:8webkit2gtk3-devel2.52.5-1.el8_10ALSA-2026:42088
AlmaLinux:9webkit2gtk3-devel2.52.5-1.el9_8ALSA-2026:42062
AlmaLinux:8webkit2gtk3-jsc2.52.5-1.el8_10ALSA-2026:42088
AlmaLinux:9webkit2gtk3-jsc2.52.5-1.el9_8ALSA-2026:42062
AlmaLinux:8webkit2gtk3-jsc-devel2.52.5-1.el8_10ALSA-2026:42088
AlmaLinux:9webkit2gtk3-jsc-devel2.52.5-1.el9_8ALSA-2026:42062
Debian:12webkit2gtkno fix listedDEBIAN-CVE-2026-43707
Debian:13webkit2gtk2.52.5-1~deb13u1DEBIAN-CVE-2026-43707
Debian:14webkit2gtk2.52.5-1DEBIAN-CVE-2026-43707
Debian:12wpewebkitno fix listedDEBIAN-CVE-2026-43707
Debian:13wpewebkitno fix listedDEBIAN-CVE-2026-43707
Debian:14wpewebkit2.52.5-1DEBIAN-CVE-2026-43707
Rocky Linux:8webkit2gtk30:2.52.5-1.el8_10RLSA-2026:42088
Rocky Linux:9webkit2gtk30:2.52.5-1.el9_8RLSA-2026:42062
Ubuntu:22.04:LTSqtwebkit-opensource-srcno fix listedUBUNTU-CVE-2026-43707
Ubuntu:24.04:LTSqtwebkit-opensource-srcno fix listedUBUNTU-CVE-2026-43707
Ubuntu:22.04:LTSwebkit2gtkno fix listedUBUNTU-CVE-2026-43707
Ubuntu:24.04:LTSwebkit2gtk2.52.6-0ubuntu0.24.04.1USN-8703-1
Ubuntu:24.04:LTSwebkit2gtk2.52.6-0ubuntu0.24.04.1UBUNTU-CVE-2026-43707
Ubuntu:26.04:LTSwebkit2gtk2.52.6-0ubuntu0.26.04.1USN-8703-1
Ubuntu:26.04:LTSwebkit2gtk2.52.6-0ubuntu0.26.04.1UBUNTU-CVE-2026-43707
Ubuntu:22.04:LTSwpewebkitno fix listedUBUNTU-CVE-2026-43707

Affected products (as reported)

VendorProductVersions
Apple Safari 0 – before 26.5.2
Apple iOS and iPadOS 0 – before 26.5.2
Apple macOS 0 – before 26.5.2
Apple tvOS 0 – before 26.6
Apple visionOS 0 – before 26.6
Apple watchOS 0 – before 26.6

Weakness: CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References