Use After Free Vulnerability in Google Chrome WebCodecs
CVE-2026-5280

8.8HIGH

Key Information:

Vendor

Google
Status
Chrome
Vendor
CVE Published:
1 April 2026

What is CVE-2026-5280?

A Use After Free vulnerability in the WebCodecs component of Google Chrome allows remote attackers to execute arbitrary code within a sandboxed environment through a specially crafted HTML page. This vulnerability highlights the importance of ensuring that users run updated versions of the browser to mitigate risks associated with exploit attempts.

Affected Version(s)

Chrome 146.0.7680.178

References

https://chromereleases.googleblog.com/2026/03/stable-chan...
https://issues.chromium.org/issues/491515787

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

.