Cross-Origin Data Vulnerability in Google Chrome Extensions
CVE-2025-8581

4.3MEDIUM

Key Information:

Vendor

Google
Status
Chrome
Vendor
CVE Published:
7 August 2025

What is CVE-2025-8581?

A vulnerability in Google Chrome Extensions allows remote attackers to expose sensitive cross-origin data by persuading users to perform specific user interface gestures on specially crafted HTML pages. This could lead to unauthorized data access and compromise user privacy, highlighting the need for vigilance when interacting with unknown or untrusted web content.

Affected Version(s)

Chrome 139.0.7258.66

References

https://chromereleases.googleblog.com/2025/08/stable-chan...
https://issues.chromium.org/issues/416942878

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-8581 : Cross-Origin Data Vulnerability in Google Chrome Extensions