Chrome sandbox escape nets security researcher $250,000 reward
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2025-2783 | Sandbox Escape via Mojo Handle Flaw in Google Chrome on Windows (CVE-2025-2783) | 8.3 | 9% | KEV | KEV |
| CVE-2025-4609 | Incorrect handle provided in unspecified circumstances in Mojo in Google Chrome on Windows prior to 136.0.7103.113 allowed a remote attacker to potentially… | 9.6 | <1% | PoC |
From the original article
2 min read at securityaffairs.com
Researcher earns Google Chrome ’s top $250K bounty for a sandbox escape vulnerability enabling remote code execution. A researcher who goes online with the moniker ‘Micky’ earned $250,000 from Google for reporting a high-severity Chrome vulnerability. The flaw, tracked as CVE-2025-4609, resides in the Mojo IPC system, an attacker can exploit the flaw to escape the sandbox and achieve remote code execution.
By @securityaffairs · securityaffairs.com
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