CVE-2021-24509 : Exploit Details and Defense Strategies
The Page View Count WordPress plugin before 2.4.9 allows low-role users to conduct Stored XSS attacks. Learn the impact, technical details, and mitigation steps of CVE-2021-24509.
Page View Counts < 2.4.9 - Contributor+ Stored XSS
Understanding CVE-2021-24509
This CVE involves the Page View Count WordPress plugin before version 2.4.9, allowing users with low roles like Contributor to execute Stored XSS attacks.
What is CVE-2021-24509?
The vulnerability in Page View Count plugin before 2.4.9 permits users with a role as low as Contributor to conduct Stored XSS attacks.
The Impact of CVE-2021-24509
A post made by a contributor needs admin approval for XSS to trigger on the frontend; Higher privilege users such as editors could exploit this without approval, even if the blog disallows unfiltered_html capability.
Technical Details of CVE-2021-24509
Vulnerability Description
The vulnerability in Page View Count plugin before version 2.4.9 allows users with role as low as Contributor to perform Stored XSS attacks.
Affected Systems and Versions
The affected product is 'Page View Count' with versions less than 2.4.9.
Exploitation Mechanism
Users with low roles such as Contributor can exploit this vulnerability to execute Stored XSS attacks.
Mitigation and Prevention
Immediate Steps to Take
Update the Page View Count WordPress plugin to version 2.4.9 or higher to mitigate this vulnerability.
Long-Term Security Practices
Regularly update all plugins and themes in WordPress ecosystem to prevent security risks.
Patching and Updates
Stay informed about security updates for WordPress plugins and apply them promptly to ensure system security.