CVE-2026-18007 in Chrome
Summary
by MITRE • 07/30/2026
Inappropriate implementation in Input in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to perform UI spoofing 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 user interface spoofing issue within the Chrome browser implementation on android platforms, specifically affecting versions prior to 151.0.7922.72. The flaw stems from an inadequate input validation mechanism that fails to properly sanitize or process certain HTML elements, creating opportunities for malicious actors to manipulate the browser's rendering behavior. Such vulnerabilities fall under the broader category of improper input handling as classified by CWE-20, which encompasses weaknesses in how software processes input data and can lead to various security implications including user deception and unauthorized actions.
The technical implementation flaw manifests when Chrome encounters crafted HTML content that exploits the browser's insufficient validation of input parameters within its rendering engine. This allows attackers to construct malicious web pages that can manipulate visual elements or interface components in ways that deceive users about the actual nature of the web page they are interacting with. The vulnerability operates at the user interface level where legitimate browser functionality gets compromised through improper handling of HTML input, potentially enabling attackers to create convincing fake login forms, payment interfaces, or other critical system prompts.
The operational impact of this UI spoofing vulnerability extends beyond simple visual deception to potentially enable more serious attacks such as phishing campaigns or credential theft. Users interacting with maliciously crafted web pages may be misled into believing they are engaging with legitimate websites when in fact they are encountering forged interfaces designed to capture sensitive information. This threat vector particularly affects mobile users who rely on chrome browsers for their daily online activities, creating a significant risk profile given the increased use of mobile devices for financial transactions and personal data entry.
From a cybersecurity perspective, this vulnerability aligns with several ATT&CK techniques including T1531 (Trusted Relationship Manipulation) and T1071.001 (Application Layer Protocol: Web Protocols) as it exploits legitimate browser functionality to create deceptive user experiences. The low severity classification does not diminish the practical impact, as UI spoofing attacks can be highly effective in social engineering campaigns where human factors play a crucial role in successful exploitation. Organizations should consider this vulnerability within their broader threat modeling frameworks, particularly when evaluating mobile browser security postures and user training programs.
Mitigation strategies should focus on immediate patch deployment to update chrome browsers to versions 151.0.7922.72 or later where the input validation issues have been addressed. Additionally, organizations should implement network-level protections such as web filtering solutions that can detect and block known malicious patterns in HTML content. Browser security configurations should be reviewed to ensure proper sandboxing and isolation mechanisms are active, while user education programs should emphasize recognizing potential UI spoofing attempts and verifying website authenticity through multiple means including certificate inspection and trusted domain verification processes.