CVE-2026-17969 in Chrome
Summary
by MITRE • 07/30/2026
Inappropriate implementation in Passwords in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Low)
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Analysis
by VulDB Data Team • 07/30/2026
This vulnerability represents a sandbox escape flaw in google chrome's password handling mechanisms that existed prior to version 151.0.7922.72. the issue stems from improper validation and handling of password-related data within the browser's security boundaries, creating a pathway for remote code execution. the vulnerability falls under the category of insufficient input validation and improper implementation of security controls as classified by cwe-20. attackers could craft malicious html pages that exploit this weakness to break out of chrome's sandbox environment and execute arbitrary code with the privileges of the browser process.
the technical implementation flaw occurs in how chrome processes password-related elements within its rendering engine and security model. when a user visits a specially crafted webpage containing malicious password handling code, the browser fails to properly isolate these operations from the core system resources. this allows an attacker to leverage the vulnerability through a remote code execution vector that bypasses chrome's intended security boundaries. the chromium security severity classification of low indicates the complexity and exploitability level, though the potential impact remains significant due to the sandbox escape nature.
the operational impact of this vulnerability extends beyond typical web-based attacks as it fundamentally compromises chrome's security architecture. successful exploitation enables attackers to execute code with elevated privileges within the browser context, potentially leading to full system compromise. adversaries could leverage this vulnerability to install malware, steal sensitive data, or establish persistent access to affected systems. the sandbox escape capability means that even if other security measures are in place, the vulnerability provides a direct path to bypass these protections. organizations using older chrome versions remain at risk as this flaw persists in unpatched installations.
mitigation strategies for this vulnerability require immediate patching of chrome installations to version 151.0.7922.72 or later. system administrators should implement automated update mechanisms to ensure rapid deployment of security fixes across enterprise environments. additional defensive measures include web application firewalls and content filtering solutions that can detect and block malicious html pages containing known exploit patterns. network monitoring should focus on identifying suspicious traffic patterns associated with exploitation attempts. organizations should also consider implementing browser hardening techniques such as disabling unnecessary browser features, enforcing strict content security policies, and using sandboxing technologies to limit the potential impact of successful attacks.
this vulnerability demonstrates the critical importance of maintaining current browser security patches and highlights the risks associated with outdated software in enterprise environments. the attack surface for modern browsers continues to expand with increasing complexity in web technologies and security controls. organizations must establish robust patch management processes that prioritize security updates, particularly those addressing sandbox escape vulnerabilities and remote code execution flaws. the incident reinforces the need for continuous security monitoring and rapid incident response capabilities when dealing with browser-based security threats. compliance with industry standards such as nist 800-171 and iso 27001 becomes crucial in managing these types of vulnerabilities through proper risk assessment and mitigation procedures.
the exploitation of this vulnerability aligns with attack patterns documented in the mitre att&ck framework under initial access and execution phases, specifically targeting browser-based attack vectors. security teams should monitor for indicators of compromise related to browser exploitation attempts and implement appropriate detection measures within their security information and event management systems. regular security assessments of browser configurations and user access controls become essential components of overall cybersecurity posture maintenance. the vulnerability serves as a reminder that even seemingly benign features like password handling can present significant security risks when not properly implemented with security as a primary design consideration.