CVE-2026-17973
Summary
by MITRE • 07/30/2026
Inappropriate implementation in Views in Google Chrome on Mac prior to 151.0.7922.72 allowed a local attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Low)
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Analysis
by VulDB Data Team • 07/30/2026
This vulnerability represents an information disclosure issue within the Views component of Google Chrome on macOS systems running versions prior to 151.0.7922.72. The flaw stems from improper handling of memory access patterns when processing crafted HTML content, creating a potential avenue for local attackers to extract sensitive data from process memory. The vulnerability manifests through the browser's rendering engine where inadequate input validation and memory management practices allow maliciously constructed web pages to trigger unintended memory reads. This type of vulnerability falls under the broader category of information exposure flaws that can potentially lead to data leakage and privilege escalation scenarios.
The technical implementation issue resides in how Chrome's Views framework manages memory allocation and access control when rendering HTML content on macOS platforms. The vulnerability occurs during the processing of specific HTML elements or attributes that trigger improper memory handling within the browser's native components. Attackers can craft malicious web pages containing carefully constructed elements that, when rendered by the vulnerable browser version, cause the system to expose portions of process memory containing sensitive information such as credentials, session tokens, or other confidential data. This exploitation technique aligns with common memory corruption and information disclosure patterns found in browser-based attacks.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with potential access to process memory that could contain authentication tokens, user data, or system information. Local attackers who can convince victims to visit malicious web pages would be able to extract sensitive information from Chrome processes running on affected macOS systems. This creates a significant risk for users who may inadvertently encounter compromised websites or who are targeted by sophisticated attacks where attackers have already gained access to the victim's machine but seek additional data through browser-based techniques. The low severity classification does not diminish the potential impact of such information disclosure vulnerabilities in real-world attack scenarios.
Mitigation strategies should focus on immediate remediation through updating to Chrome version 151.0.7922.72 or later, which includes patches addressing the memory handling issues within the Views component. Organizations should also implement additional security measures such as browser hardening configurations, network-based protections, and monitoring for suspicious web traffic patterns that might indicate exploitation attempts. The vulnerability demonstrates the importance of proper memory management in browser components and aligns with common attack patterns documented in the attack technique matrix under techniques related to information gathering and credential access. Security teams should monitor for indicators of compromise related to this specific vulnerability while maintaining awareness of similar memory-related issues that may affect other browser components or operating system frameworks.