CVE-2023-53903 MEDIUM

CVE-2023-53903: WebsiteBaker 2.13.3 Stored Cross-Site Scripting via SVG File Upload

Vendor Websitebaker
Product WebsiteBaker
Weakness CWE-79 · XSS
Published December 16, 2025
Last update April 7, 2026

CVSS base score

5.1/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

What the vulnerability does

01Description

WebsiteBaker 2.13.3 contains a stored cross-site scripting vulnerability that allows authenticated users to upload malicious SVG files with embedded JavaScript. Attackers can upload crafted SVG files with script tags that execute when the file is viewed, enabling persistent cross-site scripting attacks.

Key dates

02Disclosure timeline

December 16, 2025 CVE published
April 7, 2026 Record updated