Vulnerability Details CVE-2026-87580
Incorrect authorization in WebAppInstalls in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 8.5%
CVSS Severity
CVSS v3 Score 6.5