Stored Cross-Site Scripting in WebsiteBaker Web Application
CVE-2023-53903

5.1MEDIUM

Key Information:

Vendor

Websitebaker

Status
Websitebaker
Vendor
CVE Published:
16 December 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-53903?

WebsiteBaker 2.13.3 is affected by a stored cross-site scripting vulnerability, allowing authenticated users to upload malicious SVG files containing embedded JavaScript. When these SVG files are accessed, the scripts execute, which can lead to persistent XSS attacks on the website. This vulnerability emphasizes the importance of properly validating and sanitizing file uploads to prevent exploitation by attackers.

Affected Version(s)

WebsiteBaker 2.13.3

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-2023-53903 - Proof of Concept

References

https://www.exploit-db.com/exploits/51553
exploit
https://websitebaker.org/pages/en/home.php
product
https://www.vulncheck.com/advisories/websitebaker-stored-...
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
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

Mirabbas Ağalarov
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