What’s Vulnerable › Vulnerabilities
CVE-2024-27186: [20240803] - Core - XSS in HTML Mail Templates
- Severity: medium (CVSS 6.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-08-20 · updated 2026-06-17
- Weakness: CWE-79
Description
The mail template feature lacks an escaping mechanism, causing XSS vectors in multiple extensions.
Affected products
- Joomla!: from 4.0.0 before 4.4.7; from 5.0.0 before 5.1.3 — fixed in 4.4.7, 5.1.3
How to fix
Upgrade to a fixed version: Joomla! 4.4.7, 5.1.3. Check the vendor advisory for mitigations.
References
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