CVE-2026-8509

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

Heap buffer overflow in WebML 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: Critical)

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122

Affected software

Vendor	Product	Versions
Google	Chrome	>= 148.0.7778.168, < 148.0.7778.168

References

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.htmlProduct, Vendor Advisory
https://issues.chromium.org/issues/493310462Permissions Required

Timeline

Published: May 14, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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