CVE-2023-36463 : Security Advisory and Response

Cross site scripting (XSS) vulnerability in meldekarten generator

Understanding CVE-2023-36463

This CVE-2023-36463 involves a cross-site scripting (XSS) vulnerability found in the

meldekarten generator

project.

What is CVE-2023-36463?

The

meldekarten generator

is an open-source project designed for creating, storing, and printing registration cards for volunteers. The vulnerability lies in the improper neutralization of input during web page generation, making all text fields on the webpage susceptible to XSS attacks.

The Impact of CVE-2023-36463

The vulnerability allows attackers to execute malicious scripts in the context of the user's browser, potentially leading to data theft, session hijacking, or unauthorized actions on behalf of the user.

Technical Details of CVE-2023-36463

This section provides specific technical details about the vulnerability.

Vulnerability Description

The user input on the

meldekarten generator

webpage is not effectively sanitized after submission, leaving it vulnerable to XSS attacks. The issue has been addressed in commit

77e04f4af

, included in the

1.0.0b1.1.2

release.

Affected Systems and Versions

Vendor: jucktnich
Product: meldekarten-generator
Versions Affected: < 1.0.0b1.1.2

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts through the vulnerable text fields on the website, manipulating user interactions to execute unauthorized actions.

Mitigation and Prevention

Protecting systems from CVE-2023-36463 requires immediate action and long-term security practices.

Immediate Steps to Take

Users are strongly advised to upgrade to version

1.0.0b1.1.2

or later to mitigate the XSS vulnerability. No known workarounds exist for this issue.

Long-Term Security Practices

Implement strict input validation and output encoding to prevent XSS attacks in web applications. Regularly update software and apply security patches to address potential vulnerabilities.