CVE-2025-64866

Analyzed Analyzed - Analysis Complete

Stored XSS in Adobe Experience Manager

Publication date: 2026-09-08

Last updated on: 2026-09-11

Assigner: Adobe Systems Incorporated

Description

Adobe Experience Manager 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. Scope is changed.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-08

Last Modified

2026-09-11

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2025-64866

Affected Vendors & Products

Vendor	Product	Version / Range
adobe	experience_manager	6.5
adobe	experience_manager	6.5
adobe	experience_manager	to 6.5.25.0 (exc)
adobe	experience_manager	6.5
adobe	experience_manager	to 2026.8.0 (exc)
adobe	experience_manager	to 6.5 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

Adobe Experience Manager has a stored Cross-Site Scripting (XSS) vulnerability. A low-privileged attacker can inject malicious scripts into vulnerable form fields. When a victim visits the affected page, the malicious JavaScript executes in their browser.

Detection Guidance

Detecting this stored XSS vulnerability in Adobe Experience Manager requires manual inspection of form fields and user input areas. Check for unusual script tags or event handlers in form submissions. Review server logs for unexpected JavaScript payloads in user-generated content. No specific commands are provided for automated detection.

Impact Analysis

This vulnerability allows attackers to steal user sessions, deface websites, or perform actions on behalf of victims. Users with access to the vulnerable system may unknowingly execute malicious scripts, leading to data theft or unauthorized actions.

Compliance Impact

This vulnerability could lead to unauthorized data access or modification, violating GDPR's data protection requirements or HIPAA's safeguards for protected health information. Organizations may face compliance violations and penalties if exploited.

Mitigation Strategies

Apply the latest Adobe Experience Manager security patches immediately. Implement input validation and output encoding for all form fields. Restrict low-privileged user permissions to reduce attack surface. Monitor form submissions for suspicious JavaScript content.

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