CVE-2020-37236 NewsLister Authenticated Persistent Cross-Site Scripting via Admin Panel
Authenticated administrators can inject persistent JavaScript via the news title field, potentially compromising other users' sessions.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-37236?
CVE-2020-37236 is a medium-severity cross-site scripting vulnerability in Netartmedia NewsLister, published on 16 May 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
NewsLister contains an authenticated persistent cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts through the title parameter in the news addition interface. Attackers can inject JavaScript payloads via the title field in the admin panel that execute when news items are viewed by other users.
Weakness: CWE-79
Which versions are affected by CVE-2020-37236?
How do I fix CVE-2020-37236?
No fix has been published for CVE-2020-37236 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-2020-37236 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-37236 exists.
Sources
Also known as GHSA-f676-p4p6-2rfh.