CVE-2020-10238

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-03-16 · updated 2026-06-17
Weakness: CWE-668

Description

An issue was discovered in Joomla! before 3.9.16. Various actions in com_templates lack the required ACL checks, leading to various potential attack vectors.

Affected products

Joomla!: from 2.5.0 before 3.9.16 — fixed in 3.9.16

How to fix

Upgrade to a fixed version: Joomla! 3.9.16. Check the vendor advisory for mitigations.

References

https://developer.joomla.org/security-centre/804-20200303-core-incorrect-access-control-in-com-templates
https://developer.joomla.org/security-centre/804-20200303-core-incorrect-access-control-in-com-templates

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