CVE-2026-71573 (GCVE-0-2026-71573)
Vulnerability from cvelistv5 – Published: 2026-08-18 16:09 – Updated: 2026-08-19 04:50
VLAI
EPSS
VEX
Title
Joomla! Core - [20260802] - Improper CORS origin validation in Joomla 4.0.0-5.4.7, 6.0.0-6.1.2
Summary
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.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-18 19:02 UTC
CWE
- CWE-93 - Improper Neutralization of CRLF Sequences ('CRLF Injection')
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.joomla.org/ | product |
| https://developer.joomla.org/security-centre/2026… | vendor-advisory |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Joomla! Project | Joomla! CMS |
Affected:
4.0.0-5.4.6
Affected: 6.0.0-6.1.2 |
guessed |
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