CVE-2026-14151 in Chrome
Summary
by MITRE • 07/01/2026
Inappropriate implementation in AI in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Low)
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Analysis
by VulDB Data Team • 07/01/2026
This vulnerability represents a critical sandbox escape flaw in google chrome's artificial intelligence implementation that existed prior to version 150.0.7871.47. The issue arises from improper handling of ai-related functionality within the browser's renderer process, creating an avenue for remote attackers who have already compromised this process to potentially break out of the sandbox environment. Such vulnerabilities fall under the broader category of sandbox escape attacks that target the fundamental security boundaries designed to isolate browser components from each other and from the underlying operating system. The chromium security severity rating of low belies the actual impact potential, as sandbox escapes typically represent severe threats to overall system security.
The technical flaw manifests in how chrome processes ai-related content within the renderer, where the implementation fails to properly validate or sanitize inputs that could be manipulated by malicious actors. When an attacker compromises the renderer process through other means, they can leverage this vulnerability to execute code outside of the restricted sandbox environment, effectively bypassing the browser's security model. This particular weakness demonstrates a failure in the principle of least privilege where ai processing components should not have access to system-level operations that could enable privilege escalation or further compromise of the host system.
The operational impact of this vulnerability extends beyond simple browser exploitation as it represents a significant threat to user security and privacy. Attackers who gain initial access through phishing, drive-by downloads, or other means can use this vulnerability to escalate their privileges and potentially gain full control over the user's machine. The vulnerability affects all users running chrome versions prior to 150.0.7871.47, making it particularly dangerous as it targets a broad user base that may not have immediate access to security updates. This type of attack vector aligns with the attack technique identified in the mitre att&ck framework under process injection and privilege escalation tactics.
Organizations and individuals should prioritize updating their chrome installations immediately to mitigate this risk, as the vulnerability provides attackers with a pathway to bypass multiple layers of security protection that normally prevent malicious code from executing at system level. The fix implemented by google addresses the specific implementation issues in how ai processing components handle potentially malicious input, ensuring proper isolation between different browser processes and preventing unauthorized access to system resources. This vulnerability underscores the importance of maintaining current software versions and highlights the increasing complexity of security challenges introduced by modern ai implementations within web browsers. The issue also demonstrates how seemingly minor implementation flaws in specialized functionality can create significant security risks when combined with other exploitation techniques, making it essential for security teams to monitor both traditional browser vulnerabilities and emerging threats related to ai integration in web platforms.