CVE-2021-26710 : What You Need to Know

A cross-site scripting (XSS) vulnerability in the login panel of Redwood Report2Web versions 4.3.4.5 and 4.5.3 could allow remote attackers to execute malicious JavaScript by injecting code via the signIn.do URL parameter.

Understanding CVE-2021-26710

This CVE pertains to a security issue in Redwood Report2Web that enables attackers to perform XSS attacks through the login panel.

What is CVE-2021-26710?

The CVE-2021-26710 vulnerability involves a flaw in Redwood Report2Web versions 4.3.4.5 and 4.5.3, allowing threat actors to inject and execute arbitrary JavaScript code remotely.

The Impact of CVE-2021-26710

The impact of this vulnerability could result in unauthorized access, data theft, manipulation of content, and potential compromise of user information on affected systems.

Technical Details of CVE-2021-26710

Below are the technical details that outline the specific aspects of CVE-2021-26710.

Vulnerability Description

The vulnerability lies in the login panel of Redwood Report2Web 4.3.4.5 and 4.5.3, enabling attackers to insert malicious JavaScript code via the signIn.do URL parameter.

Affected Systems and Versions

Redwood Report2Web versions 4.3.4.5 and 4.5.3 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious JavaScript through the signIn.do URL parameter, potentially leading to XSS attacks.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-26710, consider the following preventive measures.

Immediate Steps to Take

Update Redwood Report2Web to the latest version that includes a patch addressing this vulnerability.
Implement input validation to sanitize user inputs and prevent script injections.

Long-Term Security Practices

Regularly monitor and audit web application security for any anomalies or suspicious activities.
Educate users and administrators about XSS vulnerabilities and best practices for secure coding.

Patching and Updates

Stay informed about security updates released by the vendor for Redwood Report2Web to address known vulnerabilities and ensure the system's protection against potential threats.