CVE-2021-26702 : Vulnerability Insights and Analysis

EPrints 3.4.2 exposes a reflected XSS vulnerability through the dataset parameter in the cgi/dataset_dictionary URI.

Understanding CVE-2021-26702

This CVE involves a security issue in EPrints 3.4.2 that allows for a reflected XSS attack via a specific URI.

What is CVE-2021-26702?

CVE-2021-26702 points to a reflected XSS opportunity in EPrints 3.4.2, triggered by the manipulation of the dataset parameter within the cgi/dataset_dictionary URI.

The Impact of CVE-2021-26702

This vulnerability could be exploited by attackers to execute malicious scripts in a victim's browser, potentially leading to unauthorized access or data theft.

Technical Details of CVE-2021-26702

In-depth technical details regarding the vulnerability, affected systems, and the exploitation method.

Vulnerability Description

The flaw in EPrints 3.4.2 allows attackers to inject and execute malicious scripts through the dataset parameter, leading to a reflected XSS attack.

Affected Systems and Versions

EPrints 3.4.2 is confirmed to be impacted by this vulnerability, with other versions possibly affected as well.

Exploitation Mechanism

By manipulating the dataset parameter in the cgi/dataset_dictionary URI, threat actors can craft malicious payloads to exploit this XSS vulnerability.

Mitigation and Prevention

Guidance on steps to mitigate the risk associated with CVE-2021-26702 and prevent similar security issues in the future.

Immediate Steps to Take

Users are advised to apply security patches provided by the vendor promptly to address this vulnerability.

Long-Term Security Practices

Implement secure coding practices, input validation mechanisms, and web application firewalls to mitigate XSS risks.

Patching and Updates

Regularly update EPrints software to the latest version to ensure that known vulnerabilities, including CVE-2021-26702, are patched.