CVE-2026-8540 Security Details

CVE ID

CVE-2026-8540

CWE

CWE-843

CVE Description

Type Confusion in V8 in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Published

May 18, 2026

CVSS Score & Severity

8.8High

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Score

0.088%

Malware

malware

KEV Status

Not in KEV Catalog: No known exploits

Affected Ecosystems

affected

Source

National Vulnerability Database

References

googleblog.comPROJECT