CVE-2025-69437
Received Received - Intake

Stored XSS in PublicCMS PDF Uploads Enables Credential Theft

Publication date: 2026-02-27

Last updated on: 2026-03-05

Assigner: MITRE

Description
PublicCMS v5.202506.d and earlier is vulnerable to stored XSS. Uploaded PDFs can contain JavaScript payloads and bypass PDF security checks in the backend CmsFileUtils.java. If a user uploads a PDF file containing a malicious payload to the system and views it, the embedded JavaScript payload can be triggered, resulting in issues such as credential theft, arbitrary API execution, and other security concerns. This vulnerability affects all file upload endpoint, including /cmsTemplate/save, /file/doUpload, /cmsTemplate/doUpload, /file/doBatchUpload, /cmsWebFile/doUpload, etc.

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Meta Information

Published
2026-02-27
Last Modified
2026-03-05
Generated
2026-07-06
AI Q&A
2026-02-27
EPSS Evaluated
2026-07-05
NVD
CVE-2025-69437
EUVD
EUVD-2025-208142

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
publiccms publiccms to 5.202506.d (inc)

Helpful Resources

Exploitability

CWE
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KEV
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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.

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Executive Summary

This vulnerability exists in PublicCMS v5.202506.d and earlier versions, where uploaded PDF files can contain embedded JavaScript payloads that bypass the system's PDF security checks in the backend CmsFileUtils.java. When a user uploads such a malicious PDF and views it, the embedded JavaScript can be executed, leading to security issues.

Impact Analysis

If exploited, this vulnerability can lead to credential theft, arbitrary API execution, and other security concerns. Essentially, an attacker can execute malicious scripts within the context of the CMS, potentially compromising user data and system integrity.

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