CVE-2026-81201
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Stored XSS in Drupal Monster Menus

Publication date: 2026-09-02

Last updated on: 2026-09-02

Assigner: Drupal.org

Description
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Monster Menus allows Stored XSS. This issue affects Monster Menus versions: from 0.0.0 to 9.5.3.

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Meta Information

Published
2026-09-02
Last Modified
2026-09-02
Generated
2026-09-02
AI Q&A
2026-09-02
EPSS Evaluated
N/A
NVD
CVE-2026-81201
EUVD
EUVD-2026-69997

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
drupal monster_menus From 0.0.0 (inc) to 9.5.3 (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.

Attack-Flow Graph

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Executive Summary

This is a Stored Cross-site Scripting (XSS) vulnerability in the Drupal Monster Menus module. It allows attackers to inject malicious scripts into web pages that are then stored and served to other users. The flaw exists due to improper neutralization of user input during web page generation.

Impact Analysis

An attacker could exploit this to steal user sessions, deface websites, or deliver malware to visitors. Users with access to the Monster Menus module are at risk if they use vulnerable versions (0.0.0 to 9.5.3).

Compliance Impact

This XSS vulnerability could lead to unauthorized data access or modification, violating GDPR (data protection) and HIPAA (health data privacy) requirements. Organizations may face fines or legal consequences if exploited.

Mitigation Strategies

Update Monster Menus to the latest version beyond 9.5.3 to address the stored XSS vulnerability. Disable or remove the module if not in use. Regularly scan for suspicious scripts in web content.

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