#VU123953 Buffer overflow in WebKitGTK+ and WPE WebKit - CVE-2023-43010
Published: March 12, 2026 / Updated: March 20, 2026
Vulnerability identifier: #VU123953
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2023-43010
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
WebKitGTK+
WPE WebKit
WebKitGTK+
WPE WebKit
Software vendor:
WebKitGTK
WebKitGTK
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content in WebKit. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.