CVE-2026-1591
Unknown Unknown - Not Provided

Stored XSS in Foxit PDF Editor Cloud File Upload List

Publication date: 2026-02-03

Last updated on: 2026-02-18

Assigner: Foxit

Description
Foxit PDF Editor Cloud (pdfonline) contains a stored cross-site scripting vulnerability in the file upload feature. A malicious username is embedded into the upload file list without proper escaping, allowing arbitrary JavaScript execution when the list is displayed. This issue affects pdfonline.foxit.com: before 2026‑02‑03.

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Meta Information

Published
2026-02-03
Last Modified
2026-02-18
Generated
2026-07-06
AI Q&A
2026-02-03
EPSS Evaluated
2026-07-04
NVD
CVE-2026-1591
EUVD
EUVD-2026-5187

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
foxit pdf_editor_cloud to 2026-02-03 (exc)

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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 is a stored cross-site scripting (XSS) issue in Foxit PDF Editor Cloud's file upload feature. It occurs because a malicious username is embedded into the upload file list without proper escaping, which allows an attacker to execute arbitrary JavaScript code when the upload file list is displayed.

Impact Analysis

The vulnerability can allow an attacker to execute arbitrary JavaScript in the context of the affected application, potentially leading to unauthorized actions such as stealing user credentials, session hijacking, or performing actions on behalf of the user. This can compromise the confidentiality and integrity of user data.

Compliance Impact

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