CVE-2018-16630 : What You Need to Know

Version 2.5.12 of Kirby is susceptible to a XSS vulnerability when utilizing the "site files" feature, specifically when adding an SVG file via upload.

Understanding CVE-2018-16630

Kirby v2.5.12 allows XSS by using the "site files" Add option to upload an SVG file.

What is CVE-2018-16630?

CVE-2018-16630 is a Cross-Site Scripting (XSS) vulnerability found in version 2.5.12 of Kirby, triggered when adding an SVG file through the "site files" feature.

The Impact of CVE-2018-16630

This vulnerability could allow an attacker to execute malicious scripts in the context of a user's session, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2018-16630

Vulnerability Description

Kirby v2.5.12 is vulnerable to XSS when uploading an SVG file via the "site files" feature.

Affected Systems and Versions

Product: Kirby
Vendor: N/A
Version: 2.5.12

Exploitation Mechanism

The vulnerability is exploited by uploading a specially crafted SVG file through the "site files" feature, enabling the execution of malicious scripts.

Mitigation and Prevention

Immediate Steps to Take

Disable file uploads in the "site files" feature until a patch is available.
Implement input validation to restrict file types and content.

Long-Term Security Practices

Regularly update Kirby to the latest version to ensure security patches are applied.
Educate users on safe file handling practices to prevent XSS vulnerabilities.

Patching and Updates

Apply patches or updates provided by Kirby to address the XSS vulnerability and enhance system security.