CVE-2026-66440
Received Received - Intake

Unauthenticated XSS in WPIDE File Manager & Code Editor

Vulnerability report for CVE-2026-66440, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-06

Last updated on: 2026-08-06

Assigner: Patchstack

Description

Unauthenticated Cross Site Scripting (XSS) in WPIDE – File Manager & Code Editor <= 3.5.7 versions.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-08-06
Last Modified
2026-08-06
Generated
2026-08-06
AI Q&A
2026-08-06
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
wpide file_manager_and_code_editor to 3.5.7 (inc)
patchstack wpide_file_manager_code_editor to 3.5.7 (inc)

Helpful Resources

Exploitability

CWE
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KEV
KEV Icon
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

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Executive Summary

This is an Unauthenticated Cross Site Scripting (XSS) vulnerability in the WPIDE – File Manager & Code Editor WordPress plugin versions 3.5.7 and earlier. It allows attackers to inject malicious scripts into web pages viewed by users. The vulnerability requires a user to interact with a crafted link or form, but does not need authentication to exploit.

Detection Guidance

To detect this XSS vulnerability in the WPIDE plugin, check if you are running versions 3.5.7 or earlier. Inspect network traffic for suspicious scripts or redirects. Review server logs for unusual activity targeting the plugin. Use security tools like Wordfence or Patchstack to scan for known vulnerabilities.

Impact Analysis

Attackers could inject scripts to redirect visitors, display unwanted ads, or steal sensitive data like cookies or session tokens. Visitors to an affected site may have their browsers compromised without realizing it. The impact includes potential data theft, defacement, or malware distribution through compromised sites.

Mitigation Strategies

Immediately update the WPIDE plugin to version 3.5.8 or later. Apply Patchstack's mitigation rule to block attacks until the update is complete. Remove or disable the plugin if an update is not available. Monitor your site for signs of compromise.

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EPSS Chart