CVE-2025-46910 in Experience Manager
Summary
by MITRE • 06/11/2025
Adobe Experience Manager versions 6.5.22 and earlier are 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.
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Analysis
by VulDB Data Team • 06/11/2025
Adobe Experience Manager versions 6.5.22 and earlier contain a critical stored cross-site scripting vulnerability that represents a significant security risk for organizations relying on this content management platform. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, specifically manifesting as a stored XSS flaw that allows attackers to inject malicious scripts into form fields within the application's user interface. The vulnerability's impact is amplified by the fact that it affects low privileged users who may not have extensive administrative access rights, making it particularly concerning for organizations with less stringent user access controls. The flaw enables attackers to execute malicious JavaScript code in victims' browsers when they navigate to pages containing the compromised form fields, potentially leading to session hijacking, credential theft, or further exploitation of the victim's browser environment.
The technical implementation of this vulnerability stems from inadequate input validation and output encoding within the form processing components of Adobe Experience Manager. When users submit data through vulnerable form fields, the application fails to properly sanitize or escape the input before storing and rendering it back to other users. This creates a persistent attack vector where malicious scripts remain embedded in the application's database or storage mechanisms, executing every time the affected content is displayed. The stored nature of this vulnerability means that the malicious payload persists even after the initial injection, making it particularly dangerous as it can affect multiple users over extended periods without requiring repeated exploitation attempts. This vulnerability aligns with ATT&CK technique T1531 which involves establishing persistence through the use of malicious scripts in web applications.
The operational impact of this vulnerability extends beyond simple script execution, potentially enabling attackers to perform session management attacks, steal sensitive cookies, redirect users to malicious sites, or even execute more sophisticated attacks such as credential harvesting or browser-based attacks against the victim's system. Organizations utilizing Adobe Experience Manager for content management, digital marketing, or customer interaction platforms face significant risk exposure since these applications often contain sensitive user data, administrative interfaces, or customer information that could be compromised through successful exploitation. The vulnerability's low privilege requirement means that even users with minimal access rights could potentially compromise the application's security posture, making it particularly attractive to threat actors seeking to establish persistent access or conduct reconnaissance activities within the organization's digital infrastructure.
Organizations should immediately implement mitigations including comprehensive input validation, output encoding, and regular security updates to address this vulnerability. The recommended approach involves applying the latest security patches from Adobe as soon as they become available, implementing web application firewalls to detect and block malicious payloads, and conducting thorough security assessments of all form-based inputs within the application. Additionally, organizations should consider implementing Content Security Policy headers to limit the execution of unauthorized scripts and establish monitoring procedures to detect unusual activity in form fields. Security teams should also review user access controls and privilege assignments to minimize the potential impact of successful exploitation attempts. This vulnerability demonstrates the critical importance of maintaining up-to-date security practices and proper input sanitization in web applications, particularly those handling user-generated content or form submissions. The presence of such vulnerabilities in widely-used platforms like Adobe Experience Manager underscores the necessity for continuous security monitoring and proactive vulnerability management strategies to protect against evolving threats in the digital landscape.