CVE-2026-12466

Heap buffer overflow in WebRTC in Google Chrome on Windows prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html	Vendor Advisory
https://issues.chromium.org/issues/520199394	Permissions Required

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

History

18 Jun 2026, 13:43

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-17 13:20

Updated : 2026-06-18 13:43

NVD link : CVE-2026-12466

Mitre link : CVE-2026-12466

CVE.ORG link : CVE-2026-12466

JSON object : View

Products Affected

google

chrome

microsoft

windows

CWE

CWE-122

Heap-based Buffer Overflow

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