CVE-2023-47517 : Vulnerability Insights and Analysis
Learn about CVE-2023-47517, an Unauthenticated Reflected Cross-Site Scripting (XSS) vulnerability in SendPress Newsletters plugin <= 1.23.11.6. Understand the impact, affected systems, and mitigation steps.
A detailed analysis of the Cross-Site Scripting vulnerability found in the WordPress SendPress Newsletters plugin with versions less than or equal to 1.23.11.6.
Understanding CVE-2023-47517
This section delves into the nature of the CVE-2023-47517 vulnerability.
What is CVE-2023-47517?
The vulnerability in question involves an Unauthenticated Reflected Cross-Site Scripting (XSS) issue present in the SendPress Newsletters plugin versions up to 1.23.11.6.
The Impact of CVE-2023-47517
The impact is classified as a high severity vulnerability, as it allows attackers to execute malicious scripts in the context of the user's browser. This can lead to various attacks, including data theft, session hijacking, and website defacement.
Technical Details of CVE-2023-47517
This section outlines the technical aspects of the CVE-2023-47517 vulnerability.
Vulnerability Description
The vulnerability stems from improper neutralization of input during web page generation, allowing attackers to inject and execute scripts in the victim's browser.
Affected Systems and Versions
The SendPress Newsletters plugin versions less than or equal to 1.23.11.6 are affected by this XSS vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting malicious URLs or payloads that, when clicked by unsuspecting users, execute unauthorized scripts.
Mitigation and Prevention
To protect systems from CVE-2023-47517, immediate actions and long-term security practices are necessary.
Immediate Steps to Take
- Update the SendPress Newsletters plugin to a version above 1.23.11.6 or remove the plugin if not essential.
- Educate users about phishing tactics that may lead to XSS attacks.
Long-Term Security Practices
- Regularly scan and monitor web applications for security vulnerabilities.
- Implement input validation and output encoding to prevent XSS attacks.
Patching and Updates
Stay informed about security patches released by SendPress for the plugin and apply them promptly to eliminate the XSS vulnerability.