What’s Vulnerable › Vulnerabilities

CVE-2019-16725

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-09-24 · updated 2026-06-17
• Weakness: CWE-79

Description

In Joomla! 3.x before 3.9.12, inadequate escaping allowed XSS attacks using the logo parameter of the default templates.

Affected products

• Joomla!: from 3.0.0 before 3.9.12 — fixed in 3.9.12

How to fix

Upgrade to a fixed version: Joomla! 3.9.12. Check the vendor advisory for mitigations.

References

• https://developer.joomla.org/security-centre/791-20190901-core-xss-in-logo-parameter-of-default-templates.html
• https://developer.joomla.org/security-centre/791-20190901-core-xss-in-logo-parameter-of-default-templates.html

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