Heap Buffer Overflow Vulnerability in Google Chrome
CVE-2026-4463

8.8HIGH

Key Information:

Vendor

Google
Status
Chrome
Vendor
CVE Published:
20 March 2026

What is CVE-2026-4463?

A heap buffer overflow vulnerability exists in the WebRTC component of Google Chrome, allowing remote attackers to potentially exploit this weakness via specially crafted HTML pages. If successfully exploited, this vulnerability can result in heap corruption, posing risks to user data and system integrity.

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Affected Version(s)

Chrome 146.0.7680.153

References

https://chromereleases.googleblog.com/2026/03/stable-chan...
https://issues.chromium.org/issues/491358681

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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