Insufficient policy enforcement in WebView tag in Google Chrome prior to 143.0.7499.192 allowed an attacker who convinced a user to install a malicious extension to inject scripts or HTML into a privileged page via a crafted Chrome Extension. (Chromium security severity: High)
PoC: Dissecting-CVE-2026-0628-Chromium-Extension-Privilege-Escalation
Origin CyberAnatomy Spoofing via Malicious WebView - Dissecting CVE-2026-0628 Chromium Extension Privilege Escalation This research provides a comprehensive technical dissection of CVE-2026-0628, a high-severity privilege escalation vulnerability (CVSS v3.1: 8.8) in Chromium's WebView policy enforcement mechanism.
PoC: CVE-2026-0628-POC
Prueba de concepto (PoC) para CVE-2026-0628, que demuestra la inyección de scripts en páginas privilegiadas mediante el uso de la etiqueta <webview> en Google Chrome. Esta vulnerabilidad, clasificada como CWE-862 (Missing Authorization), permite a una extensión maliciosa eludir políticas de seguridad en versiones anteriores a la 143.0.7499.192.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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