CVE-2020-14063 Cross-site scripting in n/a
Unauthenticated attackers can inject arbitrary JavaScript into the site footer via the TC Custom JavaScript plugin, affecting all visitors.
- 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
- None listed
What is CVE-2020-14063?
CVE-2020-14063 is a medium-severity cross-site scripting vulnerability in n/a, published on 21 Jul 2020. 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
A stored Cross-Site Scripting (XSS) vulnerability in the TC Custom JavaScript plugin before 1.2.2 for WordPress allows unauthenticated remote attackers to inject arbitrary JavaScript via the tccj-content parameter. This is displayed in the page footer of every front-end page and executed in the browser of visitors.
Weakness: CWE-79
Which versions are affected by CVE-2020-14063?
It affects 1 product.
Products include Tc Custom Javascript Project Tc Custom Javascript.
How do I fix CVE-2020-14063?
No fix has been published for CVE-2020-14063 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-2020-14063 being exploited?
There is no known exploitation of CVE-2020-14063 in the wild and no public exploit code.
Sources
Also known as GHSA-vqj7-7v57-m3xh.