CVE-2026-76600: CWE-284 Improper Access Control in fabrikar.com Fabrik extension for Joomla
Description
CVE-2026-76600 is a medium severity vulnerability in the Fabrik extension for Joomla versions 1.0.0 through 4.7.1. It allows unauthenticated users to delete any comment via the DeleteComment endpoint due to lack of access control checks.
CVSS v4.0
Score 6.9medium
Affected software
fabrikar.com
Fabrik extension for Joomla
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Fabrik extension for Joomla prior to version 4.7.2 contains an improper access control vulnerability (CWE-284) in the DeleteComment endpoint. This endpoint does not perform any access checks, enabling unauthenticated attackers to delete arbitrary comments. The vulnerability has a CVSS 4.0 base score of 6.9, reflecting network attack vector, no privileges required, no user interaction, and low impact on confidentiality and integrity.
Potential Impact
An attacker can delete any comment without authentication, potentially disrupting content integrity and user interactions on affected Joomla sites using the Fabrik extension prior to 4.7.2. There is no indication of confidentiality or availability impact beyond comment deletion.
Mitigation Recommendations
Upgrade the Fabrik extension to version 4.7.2 or later where this access control issue is fixed. Since no official patch links are provided, verify with the vendor or Joomla extension repository for the fixed version. Until upgraded, restrict access to the DeleteComment endpoint if possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Joomla
- Date Reserved
- 2026-08-19T14:48:01.168Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a89b443acd9273b4924972b
Added to database: 08/22/2026, 14:37:55 UTC
Last enriched: 09/11/2026, 01:49:02 UTC
Last updated: 10/06/2026, 18:48:25 UTC
Views: 58
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