Improper access control in WPE WebKit and WebKitGTK+ - CVE-2026-28962

 

Improper access control in WPE WebKit and WebKitGTK+ - CVE-2026-28962

Published: May 12, 2026 / Updated: May 12, 2026


Vulnerability identifier: #VU131068
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-2026-28962
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to improper access restrictions in WebKit when rendering content. A remote attacker can trick the victim into visiting a specially crafted website and gain access to sensitive information. 


Affected software

WPE WebKit
WebKitGTK+
Apple iOS
iPadOS
macOS
visionOS

How to mitigate CVE-2026-28962

Install update from vendor's website.

Apple iOS - addressed in versions 18.7.9 22H355, 26.5 23F77
iPadOS - addressed in versions 18.7.9 22H355, 26.5 23F77
macOS - update to 26.5 25F71
visionOS - update to 26.5

External References

Related Security Bulletins