Memory corruption in WPE WebKit and WebKitGTK+ - CVE-2026-20664
Published: March 25, 2026 / Updated: March 30, 2026
Vulnerability identifier: #VU124385
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-20664
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: WebKitGTK
Affected software:
WPE WebKit
WebKitGTK+
WPE WebKit
WebKitGTK+
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in WebKit. A remote attacker can trick the victim into opening a specially crafted file and perform an unexpected process crash.
How to mitigate CVE-2026-20664
Install update from vendor's website.