CVE-2026-48414 in Commerce
Summary
by MITRE • 08/11/2026
Adobe Commerce is affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a low-privileged attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim's browser when they browse to the page containing the vulnerable field, potentially gaining elevated access or control over the victim's account or session. Exploit depends on conditions beyond the attacker's control. Scope is changed.
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Analysis
by VulDB Data Team • 08/11/2026
This stored cross-site scripting vulnerability in Adobe Commerce represents a significant security risk that allows low-privileged attackers to inject malicious JavaScript code into form fields within the application's user interface. The flaw enables adversaries to persistently embed harmful scripts that will execute whenever legitimate users view pages containing the compromised input fields, creating a persistent threat vector that can compromise user sessions and potentially escalate privileges. The vulnerability falls under CWE-79 which specifically addresses cross-site scripting flaws in web applications where untrusted data is improperly incorporated into web pages without proper validation or encoding mechanisms.
The technical exploitation of this vulnerability requires an attacker to identify accessible form fields within the Adobe Commerce platform that do not properly sanitize user input before rendering it back to users. Once malicious JavaScript is stored in these vulnerable fields, any user who accesses the affected page will unknowingly execute the injected code within their browser context. This type of attack leverages the fundamental principle that web applications must treat all user input as potentially malicious and must properly escape or encode data before displaying it in HTML contexts. The attack vector aligns with ATT&CK technique T1531 which describes techniques for establishing persistence through manipulation of user interfaces.
The operational impact of this vulnerability extends beyond simple script execution, as the injected JavaScript could potentially harvest session cookies, redirect users to malicious domains, or perform actions on behalf of authenticated users. Attackers might exploit this weakness to escalate privileges by stealing authentication tokens or manipulating user permissions within the commerce platform. The fact that exploitation requires conditions beyond the attacker's direct control suggests that specific user interactions or page contexts may be necessary for successful exploitation, though this does not diminish the overall risk level. This stored XSS vulnerability represents a critical threat to user account security and could potentially compromise sensitive customer data or financial transactions processed through the affected platform.
Organizations should implement comprehensive input validation and output encoding mechanisms throughout their Adobe Commerce installations to prevent malicious scripts from being stored and executed. The recommended mitigation strategies include applying the latest security patches provided by Adobe, implementing Content Security Policy headers to restrict script execution, and conducting regular security audits of all user-facing form fields. Additionally, organizations should consider implementing web application firewalls that can detect and block suspicious input patterns, while also training administrators on proper security configuration practices. The vulnerability highlights the importance of maintaining up-to-date security measures and demonstrates how seemingly minor input validation flaws can create significant attack surface opportunities for adversaries seeking to compromise user sessions and account integrity within e-commerce platforms.