Cross-site request forgery in Joomla! - CVE-2020-15700
Published: July 20, 2020 / Updated: October 19, 2020
Vulnerability identifier: #VU31698
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-15700
CWE-ID: CWE-352
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform cross-site request forgery attacks.
The vulnerability exists due to insufficient validation of the HTTP request origin within the com_installer ajax_install endpoint. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.
Affected software
Joomla!
How to mitigate CVE-2020-15700
Install updates from vendor's website.
Joomla! - update to 3.9.20