What’s Vulnerable › Vulnerabilities

CVE-2018-6380

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-01-30 · updated 2026-06-17
• Weakness: CWE-79

Description

In Joomla! before 3.8.4, lack of escaping in the module chromes leads to XSS vulnerabilities in the module system.

Affected products

• Joomla!: before 3.8.4 — fixed in 3.8.4

How to fix

Upgrade to a fixed version: Joomla! 3.8.4. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/102921
• http://www.securitytracker.com/id/1040316
• https://developer.joomla.org/security-centre/718-20180101-core-xss-vulnerability.html
• http://www.securityfocus.com/bid/102921
• http://www.securitytracker.com/id/1040316
• https://developer.joomla.org/security-centre/718-20180101-core-xss-vulnerability.html

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