How to fix CVE-2025-28010?

Within 30 days: Identify affected systems running MODX and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Is Modx affected by CVE-2025-28010?

Organizations using MODX should be aware of moderate risk from CVE-2025-28010, a cross-site scripting vulnerability rated CVSS 5.4. Attackers could inject scripts to steal sessions or perform actions as authenticated users. Proof-of-concept code is publicly available.

Modx CVE-2025-28010

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2025-03-13 [email protected]

XSS Modx

5.4

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:31 vuln.today

PoC Detected

Apr 03, 2025 - 16:42 vuln.today

Public exploit code

CVE Published

Mar 13, 2025 - 16:15 nvd

MEDIUM 5.4

DescriptionNVD

A cross-site scripting (XSS) vulnerability has been identified in MODX prior to 3.1.0. The vulnerability allows authenticated users to upload SVG files containing malicious JavaScript code as profile images, which gets executed in victims' browsers when viewing the profile image.

AnalysisAI

A cross-site scripting (XSS) vulnerability has been identified in MODX prior to 3.1.0. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. A cross-site scripting (XSS) vulnerability has been identified in MODX prior to 3.1.0. The vulnerability allows authenticated users to upload SVG files containing malicious JavaScript code as profile images, which gets executed in victims' browsers when viewing the profile image. Affected products include: Modx. Version information: prior to 3.1.0..

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

CVE-2025-28010 vulnerability details – vuln.today

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