CVE-2019-16126 Explained : Impact and Mitigation

Grav up to version 1.6.15 is vulnerable to (Stored) Cross-Site Scripting attacks due to JavaScript execution in SVG images.

Understanding CVE-2019-16126

This CVE identifies a security vulnerability in Grav versions up to 1.6.15 that allows for (Stored) Cross-Site Scripting attacks.

What is CVE-2019-16126?

The vulnerability in Grav up to version 1.6.15 enables attackers to execute JavaScript within SVG images, leading to potential Cross-Site Scripting exploits.

The Impact of CVE-2019-16126

The vulnerability poses a risk of (Stored) Cross-Site Scripting attacks, allowing malicious actors to inject and execute scripts within SVG images.

Technical Details of CVE-2019-16126

Grav through version 1.6.15 is susceptible to (Stored) Cross-Site Scripting due to the execution of JavaScript within SVG images.

Vulnerability Description

The vulnerability in Grav versions up to 1.6.15 permits the execution of JavaScript within SVG images, facilitating Cross-Site Scripting attacks.

Affected Systems and Versions

Product: Grav
Vendor: N/A
Versions: Up to 1.6.15

Exploitation Mechanism

The vulnerability allows attackers to embed malicious scripts within SVG images, exploiting the ability to execute JavaScript.

Mitigation and Prevention

To address CVE-2019-16126, follow these steps:

Immediate Steps to Take

Update Grav to version 1.6.16 or later to mitigate the vulnerability.
Avoid interacting with untrusted SVG images to minimize the risk of exploitation.

Long-Term Security Practices

Regularly monitor for security updates and patches for Grav to prevent future vulnerabilities.

Patching and Updates

Apply security patches promptly to ensure the protection of your system against known vulnerabilities.