CVE-2024-26104 in Experience Manager
Summary
by MITRE • 03/18/2024
Adobe Experience Manager versions 6.5.19 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulnerability. If an attacker is able to convince a victim to visit a URL referencing a vulnerable page, malicious JavaScript content may be executed within the context of the victim's browser.
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Analysis
by VulDB Data Team • 04/15/2025
Adobe Experience Manager versions 6.5.19 and earlier contain a reflected 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 classified as reflected XSS where malicious input is immediately returned to the user without proper sanitization or encoding. The flaw exists in the application's handling of user-supplied input that is reflected back to the browser in HTTP responses, creating an opportunity for attackers to inject malicious scripts that execute in the context of the victim's session.
The technical exploitation of this vulnerability requires an attacker to craft a malicious URL containing crafted script payloads that will be reflected back to the victim's browser when they access the compromised page. This type of attack typically involves embedding malicious JavaScript within URL parameters or other input fields that are not properly validated or escaped before being rendered in the web response. When a victim clicks on the malicious link, their browser executes the injected script within the security context of the legitimate Adobe Experience Manager application, potentially allowing the attacker to steal session cookies, perform unauthorized actions, or redirect users to malicious sites.
The operational impact of this vulnerability extends beyond simple script execution as it can enable sophisticated attack chains leading to complete account compromise and potential lateral movement within the affected organization's infrastructure. Attackers can leverage this vulnerability to hijack user sessions, particularly if the application handles sensitive authentication tokens or session identifiers that are reflected in the response. The reflected nature of the vulnerability means that the attack is typically delivered via social engineering tactics such as phishing emails or compromised links, making it particularly dangerous in enterprise environments where users frequently interact with web applications. This vulnerability represents a critical risk to user data confidentiality and application integrity, especially when the application serves as a central hub for content management and user interactions.
Organizations should prioritize immediate remediation by upgrading to Adobe Experience Manager versions that have addressed this vulnerability, as the reflected XSS flaw provides attackers with a straightforward path to execute malicious code in user browsers. The mitigation strategy should include implementing comprehensive input validation and output encoding mechanisms across all user-facing application components, particularly those handling URL parameters and form inputs. Security controls should be enhanced through proper content security policy (CSP) headers to limit script execution, and web application firewalls should be configured to detect and block suspicious input patterns. Additionally, regular security assessments and penetration testing should be conducted to identify similar vulnerabilities in the broader application ecosystem, as reflected XSS represents a common attack vector that requires ongoing vigilance and proactive security measures. Organizations should also implement user education programs to recognize phishing attempts and suspicious links that could exploit this vulnerability.