CVE-2017-20219 Serviio PRO 1.8 DOM-based Cross-Site Scripting via mediabrowser
Attackers can execute arbitrary scripts in user browsers via DOM-based XSS in Serviio PRO's mediabrowser component.
- 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-2017-20219?
CVE-2017-20219 is a medium-severity cross-site scripting vulnerability in Serviio PRO, published on 15 Mar 2026. 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
Serviio PRO 1.8 DLNA Media Streaming Server contains a DOM-based cross-site scripting vulnerability that allows attackers to execute arbitrary HTML and script code by injecting malicious payloads. Attackers can craft URLs with malicious input that is read from document.location and passed to document.write() in the mediabrowser component to execute code in a user's browser context.
Weakness: CWE-79
Which versions are affected by CVE-2017-20219?
How do I fix CVE-2017-20219?
No fix has been published for CVE-2017-20219 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-2017-20219 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-20219 exists.
Sources
Also known as GHSA-h5rm-m9g3-8wfw.