What’s Vulnerable › Vulnerabilities

CVE-2019-12764

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-06-11 · updated 2026-06-17

Description

An issue was discovered in Joomla! before 3.9.7. The update server URL of com_joomlaupdate can be manipulated by non Super-Admin users.

Affected products

• Joomla!: from 3.8.13 before 3.9.7 — fixed in 3.9.7

How to fix

Upgrade to a fixed version: Joomla! 3.9.7. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/108729
• https://developer.joomla.org/security-centre/785-20190603-core-acl-hardening-of-com-joomlaupdate
• http://www.securityfocus.com/bid/108729
• https://developer.joomla.org/security-centre/785-20190603-core-acl-hardening-of-com-joomlaupdate

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