What’s Vulnerable › Vulnerabilities

CVE-2020-8419

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-01-28 · updated 2026-06-17
• Weakness: CWE-352

Description

An issue was discovered in Joomla! before 3.9.15. Missing token checks in the batch actions of various components cause CSRF vulnerabilities.

Affected products

• Joomla!: from 3.0.0 before 3.9.15 — fixed in 3.9.15

How to fix

Upgrade to a fixed version: Joomla! 3.9.15. Check the vendor advisory for mitigations.

References

• https://developer.joomla.org/security-centre/798-20200101-core-csrf-in-batch-actions
• https://developer.joomla.org/security-centre/798-20200101-core-csrf-in-batch-actions

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