High severity8.3NVD Advisory· Published Aug 18, 2026· Updated Sep 3, 2026
CVE-2026-71573
CVE-2026-71573
Description
Joomla! Core - [20260802] - Improper CORS origin validation in Joomla 4.0.0-5.4.7, 6.0.0-6.1.2 - An improper implementation prevented configured CORS origins from being properly validated in CORS requests.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2Patches
Vulnerability mechanics
References
2- developer.joomla.org/security-centre/20260802-core-improper-cors-origin-validation.htmlnvdVendor AdvisoryBroken Link
- www.joomla.orgnvdProduct
News mentions
1- Joomla: 17 Vulnerabilities Disclosed, Including Critical Code & SQL Injection FlawsVypr Intelligence · Aug 19, 2026