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Vulnerability · Published Jul 27, 2026 · Assigned by apple

CVE-2026-64728

Medium 6.5

In plain English

A medium-severity security flaw 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 0.4% (higher than 31% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 68.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A permissions issue was addressed with improved validation. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Maliciously crafted web content may violate iframe sandboxing policy.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12webkit2gtkno fix listedDEBIAN-CVE-2026-64728
Debian:13webkit2gtk2.52.6-1~deb13u1DEBIAN-CVE-2026-64728
Debian:14webkit2gtk2.52.6-1DEBIAN-CVE-2026-64728
Debian:12wpewebkitno fix listedDEBIAN-CVE-2026-64728
Debian:13wpewebkitno fix listedDEBIAN-CVE-2026-64728
Debian:14wpewebkit2.52.6-1DEBIAN-CVE-2026-64728
Ubuntu:22.04:LTSqtwebkit-opensource-srcno fix listedUBUNTU-CVE-2026-64728
Ubuntu:24.04:LTSqtwebkit-opensource-srcno fix listedUBUNTU-CVE-2026-64728
Ubuntu:22.04:LTSwebkit2gtkno fix listedUBUNTU-CVE-2026-64728
Ubuntu:24.04:LTSwebkit2gtk2.52.6-0ubuntu0.24.04.1UBUNTU-CVE-2026-64728
Ubuntu:24.04:LTSwebkit2gtk2.52.6-0ubuntu0.24.04.1USN-8703-1
Ubuntu:26.04:LTSwebkit2gtk2.52.6-0ubuntu0.26.04.1USN-8703-1
Ubuntu:26.04:LTSwebkit2gtk2.52.6-0ubuntu0.26.04.1UBUNTU-CVE-2026-64728
Ubuntu:22.04:LTSwpewebkitno fix listedUBUNTU-CVE-2026-64728

Affected products (as reported)

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

Weakness: CWE-693 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

References