CVE-2026-65756 in Keyboard Shortcuts Plugin
Summary
by MITRE • 07/23/2026
Shortcut configuration accepted arbitrary inline JavaScript.
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Analysis
by VulDB Data Team • 07/23/2026
This vulnerability represents a critical security flaw in software applications that handle shortcut configurations, where the system fails to properly validate or sanitize user input before processing inline javascript code. The issue stems from insufficient input validation mechanisms that allow malicious actors to inject arbitrary javascript directly into shortcut configuration parameters. This type of vulnerability falls under the CWE-79 category known as "Cross-Site Scripting" and specifically relates to improper neutralization of script-related elements in a differe
nt context, where the application accepts user-supplied data that contains executable code without proper sanitization. The flaw allows attackers to execute malicious javascript within the target application's context, potentially leading to session hijacking, data exfiltration, or further exploitation of the compromised system. When users interact with shortcuts containing malicious javascript, the code executes in the browser or application environment, creating a persistent threat vector.
The operational impact of this vulnerability extends beyond simple script execution as it enables attackers to manipulate user interfaces, steal cookies and session tokens, redirect users to malicious sites, or perform actions on behalf of authenticated users. This weakness can be exploited through various attack vectors including web applications, desktop software, or mobile platforms that accept shortcut configurations from users. The vulnerability creates a persistent backdoor within the application's configuration management system, allowing attackers to maintain access even after initial exploitation attempts.
Security professionals should implement comprehensive input validation and output encoding mechanisms to prevent javascript injection in shortcut configurations. The mitigation strategy involves employing strict sanitization of all user-supplied data, implementing content security policies, and utilizing secure coding practices that prevent direct execution of user-provided code. Organizations should also consider implementing web application firewalls, regular security testing, and proper access controls to limit the impact of potential exploitation attempts. This vulnerability aligns with several ATT&CK techniques including T1059 for command and scripting interpreter and T1566 for spearphishing with malware, demonstrating how configuration flaws can serve as initial access points for broader attack campaigns.