CVE-2020-15274 : Exploit Details and Defense Strategies
Learn about CVE-2020-15274, a stored XSS vulnerability in Wiki.js versions prior to 2.5.162. Find out the impact, affected systems, exploitation details, and mitigation steps.
In Wiki.js before version 2.5.162, an XSS payload can be injected in a page title and executed via the search results. This vulnerability has been addressed in version 2.5.162 by properly escaping text content in search results.
Understanding CVE-2020-15274
What is CVE-2020-15274?
CVE-2020-15274 is a stored cross-site scripting (XSS) vulnerability in Wiki.js versions prior to 2.5.162, allowing malicious actors to inject and execute XSS payloads through search results.
The Impact of CVE-2020-15274
The vulnerability has a CVSS base score of 5.8, with high confidentiality impact and low privileges required for exploitation. It poses a medium severity risk.
Technical Details of CVE-2020-15274
Vulnerability Description
In Wiki.js before version 2.5.162, improper input neutralization in search results allows for XSS payload injection via page titles.
Affected Systems and Versions
- Product: wiki.js
- Vendor: Requarks
- Versions Affected: < 2.5.162
Exploitation Mechanism
- Attack Complexity: High
- Attack Vector: Network
- User Interaction: Required
- Scope: Changed
Mitigation and Prevention
Immediate Steps to Take
- Upgrade Wiki.js to version 2.5.162 or later.
- Avoid clicking on suspicious links or search results.
Long-Term Security Practices
- Regularly update software to the latest versions.
- Implement input validation and output encoding to prevent XSS attacks.
Patching and Updates
Ensure timely installation of security patches and updates to mitigate known vulnerabilities.