CVE-2026-76596: CWE-284 Improper Access Control in fabrikar.com Fabrik extension for Joomla
Description
CVE-2026-76596 is a high-severity vulnerability in the Fabrik extension for Joomla versions up to 4.7.1. It allows unauthenticated attackers to truncate database tables via the list.doempty endpoint due to missing access control checks. This can result in significant data loss without requiring any privileges or user interaction.
CVSS v4.0
Score 8.7high
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 its list controller's doempty endpoint. This endpoint lacks ACL (Access Control List) enforcement, allowing any unauthenticated attacker to send a GET request that empties the target list's database table. The vulnerability has a CVSS 4.0 base score of 8.7 (high severity) with network attack vector, no privileges required, no user interaction, and high impact on integrity. No official patch or remediation level is currently indicated in the available data.
Potential Impact
Successful exploitation allows an unauthenticated attacker to completely truncate (empty) database tables associated with Fabrik lists. This results in loss of data integrity and availability of the affected lists, potentially disrupting applications relying on this data. No authentication or user interaction is required, increasing the risk of exploitation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to the vulnerable endpoint or disable the Fabrik list.doempty functionality if possible to prevent unauthorized table truncation.
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: 6a89b443acd9273b49249721
Added to database: 08/22/2026, 14:37:55 UTC
Last enriched: 09/10/2026, 14:37:28 UTC
Last updated: 10/05/2026, 18:48:22 UTC
Views: 72
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