Drupal Quick Tabs <=4.3.1 Incorrect Auth (Forceful Browsing)
CVE-2026-73477 Published on September 2, 2026
Quick Tabs - Moderately critical - Access bypass - SA-CONTRIB-2026-099
Incorrect Authorization vulnerability in Drupal Quick Tabs allows Forceful Browsing. This issue affects Quick Tabs versions: from 0.0.0 to 4.3.1.
Vulnerability Analysis
CVE-2026-73477 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
What is an AuthZ Vulnerability?
The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.
CVE-2026-73477 has been classified to as an AuthZ vulnerability or weakness.
Affected Versions
Drupal Quick Tabs:- Version 0.0.0 and below 4.3.1 is affected.