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9.6
Google Chrome: Malicious Webpage Can Escape Browser Security
CVE-2026-3545
Summary
A security flaw in older versions of Google Chrome allows a hacker to create a webpage that could break out of the browser's security sandbox, potentially allowing them to access sensitive data or install malware. This issue affects Google Chrome versions prior to 145.0.7632.159. To stay protected, update your browser to the latest version.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| chrome | <= 145.0.7632.159 | – | |
| chrome | <= 145.0.7632.160 | – |
Original title
Insufficient data validation in Navigation in Google Chrome prior to 145.0.7632.159 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security sev...
Original description
Insufficient data validation in Navigation in Google Chrome prior to 145.0.7632.159 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
nvd CVSS3.1
9.6
Vulnerability type
CWE-20
Improper Input Validation
- https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop.... Release Notes Vendor Advisory
- https://issues.chromium.org/issues/487383169 Issue Tracking Permissions Required
Published: 4 Mar 2026 · Updated: 13 Mar 2026 · First seen: 6 Mar 2026