CVE-2021-4271 Explained : Impact and Mitigation
Discover the details of CVE-2021-4271, a cross-site scripting vulnerability found in panicsteve w2wiki's index.php. Learn about the impact, affected systems, and mitigation steps.
A vulnerability was found in panicsteve w2wiki leading to a cross-site scripting issue in the function toHTML of the file index.php. This vulnerability has been rated as problematic and can be exploited remotely. It is crucial to apply the recommended patch (identifier: VDB-216476).
Understanding CVE-2021-4271
In this section, we will delve into the details of CVE-2021-4271.
What is CVE-2021-4271?
CVE-2021-4271 is a cross-site scripting vulnerability discovered in panicsteve w2wiki's index.php file, specifically in the toHTML function.
The Impact of CVE-2021-4271
The manipulation of this vulnerability can allow an attacker to execute remote cross-site scripting attacks.
Technical Details of CVE-2021-4271
Let's explore the technical aspects of CVE-2021-4271.
Vulnerability Description
The vulnerability in panicsteve w2wiki's index.php file allows for cross-site scripting due to improper handling of user input.
Affected Systems and Versions
The affected system is panicsteve w2wiki, with all versions being vulnerable to this issue.
Exploitation Mechanism
Attackers can exploit this vulnerability remotely by manipulating input to the toHTML function.
Mitigation and Prevention
Learn about the steps to mitigate and prevent CVE-2021-4271.
Immediate Steps to Take
Apply the provided patch 8f1d0470b4ddb1c7699e3308e765c11ed29542b6 to fix the vulnerability in panicsteve w2wiki.
Long-Term Security Practices
Implement secure coding practices and input validation to prevent cross-site scripting vulnerabilities.
Patching and Updates
Regularly update panicsteve w2wiki to ensure that known vulnerabilities are patched.