What’s Vulnerable › Vulnerabilities

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

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-12-16 · updated 2026-06-17
• Weakness: CWE-79

Description

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.

Affected products

• WebsiteBaker: 2.13.3

References

• https://websitebaker.org/pages/en/home.php
• https://www.exploit-db.com/exploits/51553
• https://www.vulncheck.com/advisories/websitebaker-stored-cross-site-scripting-via-svg-file-upload

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