CVE-2026-7909
ServiceWorker Implementation Flaw in Google Chrome
Publication date: 2026-05-06
Last updated on: 2026-05-06
Assigner: Chrome
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| chrome | to 148.0.7778.96 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an inappropriate implementation in the ServiceWorker component of Google Chrome versions prior to 148.0.7778.96. It allows a remote attacker, who has already compromised the renderer process, to bypass site isolation by using a specially crafted HTML page.
How can this vulnerability impact me? :
The vulnerability can allow an attacker to bypass site isolation protections in the browser. This means that an attacker who has compromised the renderer process could potentially access or manipulate data from other sites or browser contexts that should be isolated, increasing the risk of data leakage or unauthorized access.