Vulnerability Details CVE-2026-12437
Use after free in WebShare in Google Chrome on Windows prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 22.9%
CVSS Severity
CVSS v3 Score 8.3