CriticalCritical vulnerability
CVE-2026-102309 (CVSS 9.6)
NVD · officialPublished Sep 29, 2026Risk 50/100
Use after free in FullScreen in Google Chrome prior to 154.0.8037.92 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Technical details
CVSS
9.6
AV:NetworkAC:LowPR:NoneUI:RequiredC:HighI:HighA:High
Evidence and sources
This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.
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