What’s Vulnerable › Vulnerabilities

CVE-2018-15880

• Severity: medium (CVSS 5.4 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-08-29 · updated 2026-06-17
• Weakness: CWE-79

Description

An issue was discovered in Joomla! before 3.8.12. Inadequate output filtering on the user profile page could lead to a stored XSS attack.

Affected products

• Joomla!: before 3.8.12 — fixed in 3.8.12

How to fix

Upgrade to a fixed version: Joomla! 3.8.12. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/105164
• http://www.securitytracker.com/id/1041913
• https://developer.joomla.org/security-centre/744-20180802-core-stored-xss-vulnerability-in-the-frontend-profile.html
• http://www.securityfocus.com/bid/105164
• http://www.securitytracker.com/id/1041913
• https://developer.joomla.org/security-centre/744-20180802-core-stored-xss-vulnerability-in-the-frontend-profile.html

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