CVE-2019-16217 Cross-site scripting in n/a
Cross-site scripting vulnerability in WordPress media uploads allows attackers to inject malicious scripts via mishandled attachment uploads.
- 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-2019-16217?
CVE-2019-16217 is a medium-severity cross-site scripting vulnerability in Debian Debian Linux, published on 11 Sep 2019. 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
WordPress before 5.2.3 allows XSS in media uploads because wp_ajax_upload_attachment is mishandled.
Weakness: CWE-79
Which versions are affected by CVE-2019-16217?
It affects 2 products.
Products include Debian Debian Linux, Wordpress Wordpress.
How do I fix CVE-2019-16217?
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-2019-16217 being exploited?
There is no known exploitation of CVE-2019-16217 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2019-16217, GHSA-3rc6-mcgh-8jqq, UBUNTU-CVE-2019-16217.