CVE-2015-5715 Missing authorization in n/a

Medium 4.3 Published 22 May 2016 Updated 6 Aug 2024

Authenticated users can bypass access restrictions to publish private posts as sticky via the XMLRPC subsystem in WordPress.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2015-5715?

CVE-2015-5715 is a medium-severity missing authorization vulnerability in Wordpress Wordpress, published on 22 May 2016. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The mw_editPost function in wp-includes/class-wp-xmlrpc-server.php in the XMLRPC subsystem in WordPress before 4.3.1 allows remote authenticated users to bypass intended access restrictions, and arrange for a private post to be published and sticky, via unspecified vectors.

Weakness: CWE-264

Which versions are affected by CVE-2015-5715?

It affects 1 product.

Products include Wordpress Wordpress.

How do I fix CVE-2015-5715?

Upgrade to a fixed version.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2015-5715 being exploited?

There is no known exploitation of CVE-2015-5715 in the wild and no public exploit code.

All Wordpress Wordpress vulnerabilities

Sources

Also known as DEBIAN-CVE-2015-5715, GHSA-vc9p-pxc7-xfc8.