CVE-2024-9966 in Chrome
Summary
by MITRE • 10/16/2024
Inappropriate implementation in Navigations in Google Chrome prior to 130.0.6723.58 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chromium security severity: Low)
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Analysis
by VulDB Data Team • 03/05/2025
The vulnerability identified as CVE-2024-9966 represents a security flaw in Google Chrome's navigation handling mechanisms that existed prior to version 130.0.6723.58. This issue falls under the category of inappropriate implementation within the browser's navigation system, specifically affecting how Chrome processes certain HTML content. The flaw allows remote attackers to circumvent content security policy protections through the careful crafting of HTML pages, potentially undermining the security boundaries that protect users from malicious content execution.
The technical implementation defect manifests in how Chrome's navigation subsystem processes and validates HTML elements during page rendering and navigation events. When users encounter specially crafted HTML pages, the browser's navigation logic fails to properly enforce content security policy restrictions that should prevent unauthorized script execution or resource loading. This vulnerability operates at the intersection of web browser security model implementation and content validation mechanisms, where the navigation system does not adequately sanitize or validate HTML content before allowing navigation operations to proceed.
From an operational impact perspective, this vulnerability creates a potential attack vector where malicious actors could craft HTML pages designed to bypass security controls that normally protect against cross-site scripting attacks, unauthorized resource access, or other content-based threats. The low severity classification indicates that while the vulnerability exists, it may not immediately lead to complete system compromise, but rather enables attackers to weaken security boundaries that protect user data and browsing sessions. The bypass of content security policy represents a significant concern for web application security, as CSP serves as a critical defense mechanism against various injection attacks and data exfiltration attempts.
The vulnerability aligns with CWE-693, which addresses protection mechanism failures, and could potentially map to ATT&CK technique T1059.001 for command and scripting interpreter usage, as attackers might leverage this bypass to execute malicious code through navigation-based attacks. Organizations should prioritize updating Chrome installations to version 130.0.6723.58 or later to remediate this issue, as the fix addresses the underlying navigation implementation flaw that allowed the security policy bypass. Browser vendors typically classify such issues as low severity when the vulnerability requires specific conditions to be exploited and does not provide direct access to system resources or user data, but the potential for escalation through combined attacks remains a concern for security-conscious organizations implementing comprehensive defense-in-depth strategies.