CVE-2017-6819 Cross-site request forgery in n/a

Medium 6.5 Published 12 Mar 2017 Updated 5 Aug 2024

A CSRF vulnerability in WordPress Press This allows attackers to trigger resource-intensive outbound requests, potentially causing denial of service.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2017-6819?

CVE-2017-6819 is a medium-severity vulnerability in Wordpress Wordpress, published on 12 Mar 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

In WordPress before 4.7.3, there is cross-site request forgery (CSRF) in Press This (wp-admin/includes/class-wp-press-this.php), leading to excessive use of server resources. The CSRF can trigger an outbound HTTP request for a large file that is then parsed by Press This.

Weakness: CWE-352

Which versions are affected by CVE-2017-6819?

It affects 1 product.

Products include Wordpress Wordpress.

How do I fix CVE-2017-6819?

Upgrade to a fixed version.

Is CVE-2017-6819 being exploited?

There is no known exploitation of CVE-2017-6819 in the wild and no public exploit code.

All Wordpress Wordpress vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-6819, GHSA-34f4-j2gj-cg3x, UBUNTU-CVE-2017-6819.