Protection Mechanism Failure in WPE WebKit and WebKitGTK+ - CVE-2026-28971

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Main Vulnerability Database Vulnerabilities #VU131085

Protection Mechanism Failure in WPE WebKit and WebKitGTK+ - CVE-2026-28971

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


Vulnerability identifier: #VU131085
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N/E:U/U:Green
CVE-ID: CVE-2026-28971
CWE-ID: CWE-693
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
WPE WebKit
WebKitGTK+
Software vendor:
WebKitGTK

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient implementation of security measures. A malicious iframe may use another website’s download settings, which can lead to browser's UI spoofing. 


Remediation

Install update from vendor's website.

External links