CVE-2026-73478
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Incorrect Authorization in Drupal Diff Allows Forceful Browsing

Publication date: 2026-09-02

Last updated on: 2026-09-02

Assigner: Drupal.org

Description
Incorrect Authorization vulnerability in Drupal Diff allows Forceful Browsing. This issue affects Diff versions: from 0.0.0 to 2.0.1, from 2.1.0 to 2.1.1.

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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-2026-73478
EUVD
EUVD-2026-69992

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
drupal diff From 0.0.0 (inc) to 2.0.1 (inc)
drupal diff From 2.1.0 (inc) to 2.1.1 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-863 The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

Attack-Flow Graph

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Executive Summary

This is an Incorrect Authorization vulnerability in the Drupal Diff module. It allows Forceful Browsing, meaning unauthorized users can access restricted content by manipulating URLs or requests. The issue affects Diff versions from 0.0.0 to 2.0.1 and from 2.1.0 to 2.1.1.

Impact Analysis

An attacker could exploit this to view sensitive information they are not authorized to access, such as private content or administrative pages. This could lead to data leaks, unauthorized modifications, or further attacks on the system.

Compliance Impact

This vulnerability could violate compliance requirements like GDPR or HIPAA by exposing protected or sensitive data to unauthorized users. Organizations may face legal penalties, reputational damage, or loss of trust if such breaches occur.

Mitigation Strategies

Update the Drupal Diff module to a version outside the affected range (0.0.0 to 2.0.1 and 2.1.0 to 2.1.1). Remove or disable the module if not needed.

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