CVE-2017-14726 Cross-site scripting in n/a
Attackers can execute arbitrary scripts in user browsers via malicious shortcodes in the TinyMCE visual editor, potentially leading to session hijacking.
- 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-2017-14726?
CVE-2017-14726 is a medium-severity cross-site scripting vulnerability in Wordpress Wordpress, published on 23 Sep 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
Before version 4.8.2, WordPress was vulnerable to a cross-site scripting attack via shortcodes in the TinyMCE visual editor.
Weakness: CWE-79
Which versions are affected by CVE-2017-14726?
It affects 1 product.
Products include Wordpress Wordpress.
How do I fix CVE-2017-14726?
Upgrade to a fixed version.
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-2017-14726 being exploited?
There is no known exploitation of CVE-2017-14726 in the wild and no public exploit code.
Other vulnerabilities in Wordpress Wordpress
Sources
Also known as DEBIAN-CVE-2017-14726, GHSA-wg62-5rv2-8hw3, UBUNTU-CVE-2017-14726.