CVE-2026-17683 in Chrome
Summary
by MITRE • 07/30/2026
Inappropriate implementation in ANGLE in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)
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Analysis
by VulDB Data Team • 07/30/2026
This vulnerability represents a critical information disclosure flaw within the ANGLE graphics library that serves as Chrome's graphics rendering engine. The issue stems from improper handling of memory operations during graphics processing, specifically allowing remote attackers to extract sensitive data from process memory through maliciously crafted web pages. The vulnerability affects Google Chrome versions prior to 151.0.7922.72 and is classified as high severity by Chromium security standards.
The technical implementation flaw occurs within ANGLE's graphics processing routines where insufficient bounds checking or memory access controls permit unauthorized data extraction. When a user visits a crafted HTML page, the malicious code can trigger specific graphics operations that cause the system to expose memory contents containing potentially sensitive information such as credentials, personal data, or system internals. This type of vulnerability typically arises from improper memory management practices and inadequate input validation in graphics rendering pipelines.
The operational impact of this vulnerability extends beyond simple information disclosure, as the extracted memory contents could contain confidential data that adversaries might exploit for further attacks. Attackers could potentially obtain session tokens, user credentials, or other sensitive system information that would enable more sophisticated compromise techniques. The remote nature of the attack means that users need only visit a malicious webpage to be at risk, making this particularly dangerous in phishing campaigns or compromised websites.
From a cybersecurity framework perspective, this vulnerability aligns with CWE-200 (Information Exposure) and represents a classic example of how graphics rendering engines can become attack vectors. The flaw demonstrates the importance of memory safety practices in graphics libraries and highlights the need for proper input validation even in specialized processing components. Mitigation strategies should include immediate patching of affected Chrome versions, implementation of content security policies to limit dangerous HTML execution, and monitoring for suspicious memory access patterns. Additionally, organizations should consider network-level protections such as web application firewalls and sandboxing measures that can help contain the impact of such vulnerabilities.
The vulnerability also relates to ATT&CK technique T1059.007 (Command and Scripting Interpreter: JavaScript) as attackers would leverage JavaScript within HTML pages to trigger the memory disclosure conditions. Regular security updates, user education about visiting untrusted websites, and maintaining updated security tooling remain essential defensive measures against this class of vulnerability that targets graphics processing components in modern browsers.