CVE-2019-9870 Cross-site scripting in n/a
The w8tcha oEmbed plugin for CKEditor fails to properly handle SCRIPT elements, allowing attackers to inject malicious scripts.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-9870?
CVE-2019-9870 is a critical cross-site scripting vulnerability in n/a, published on 19 Mar 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
plugin.js in the w8tcha oEmbed plugin before 2019-03-14 for CKEditor mishandles SCRIPT elements.
Weakness: CWE-19
Which versions are affected by CVE-2019-9870?
It affects 1 product.
Products include Oembed Project Oembed.
How do I fix CVE-2019-9870?
No fix has been published for CVE-2019-9870 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-2019-9870 being exploited?
There is no known exploitation of CVE-2019-9870 in the wild and no public exploit code.
Sources
Also known as GHSA-55jm-wfjw-rxxq.