CVE-2016-15027 meta4creations Post Duplicator Plugin notices.php mtphr_post_duplicator_notice cross site scripting

Low 3.5 Published 20 Feb 2023 Updated 6 Aug 2024

Remote attackers can inject malicious scripts via the post-duplicated argument in the Post Duplicator plugin, potentially compromising user sessions.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2016-15027?

CVE-2016-15027 is a low-severity cross-site scripting vulnerability in meta4creations Post Duplicator Plugin, published on 20 Feb 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability was found in meta4creations Post Duplicator Plugin 2.18 on WordPress. It has been classified as problematic. Affected is the function mtphr_post_duplicator_notice of the file includes/notices.php. The manipulation of the argument post-duplicated leads to cross site scripting. It is possible to launch the attack remotely. Upgrading to version 2.19 is able to address this issue. The name of the patch is ca67c05e490c0cf93a1e9b2d93bfeff3dd96f594. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-221496.

Weakness: CWE-79

Which versions are affected by CVE-2016-15027?

It affects 1 product.

Products include Metaphorcreations Post Duplicator.

How do I fix CVE-2016-15027?

No fix has been published for CVE-2016-15027 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2016-15027 being exploited?

There is no known exploitation of CVE-2016-15027 in the wild and no public exploit code.

Sources

Also known as GHSA-wj5x-h527-5hh4.