#VU29136 Cross-site request forgery in Drupal

Published: 2020-06-18

Vulnerability identifier: #VU29136

Vulnerability risk: High


CVE-ID: CVE-2020-13664


Exploitation vector: Network

Exploit availability:

Vulnerable software:
Web applications / CMS

Vendor: Drupal


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. A remote attacker can trick the victim to visit a specially crafted web page  that could result in creating a carefully named directory on the file system. With this directory in place, an attacker could attempt to brute force a remote code execution vulnerability.

Windows servers are most likely to be affected.

Install updates from vendor's website.

Vulnerable software versions

Drupal: 9.0.0 - 9.0.0 rc1, 8.9.0 - 8.9.0 rc1, 8.8.0 - 8.8.7

Fixed software versions


External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

Latest bulletins with this vulnerability