Authenticated Persistent Cross-Site Scripting in NewsLister by NetArt Media
CVE-2020-37236

5.1MEDIUM

Key Information:

Vendor

Netartmedia

Status
Newslister
Vendor
CVE Published:
16 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-37236?

NewsLister, a product by NetArt Media, is susceptible to an authenticated persistent cross-site scripting (XSS) vulnerability. This flaw allows authenticated administrators to input malicious JavaScript payloads through the title parameter in the news addition interface. As a result, these injected scripts can be executed when news items are subsequently viewed by other users, potentially compromising user data and site integrity.

Affected Version(s)

NewsLister 1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2020-37236 - Proof of Concept

References

https://www.exploit-db.com/exploits/49160
exploit
https://www.netartmedia.net/newslister.html
product
https://www.vulncheck.com/advisories/newslister-authentic...
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Emre Aslan
.