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CVE-2023-30497 : Vulnerability Insights and Analysis

Learn about CVE-2023-30497 impacting WordPress LINE Notify Plugin version 1.4.4 and below, exposing a High Severity Cross Site Scripting (XSS) flaw. Update to resolve the vulnerability.

WordPress LINE Notify Plugin <= 1.4.4 is vulnerable to Cross Site Scripting (XSS).

Understanding CVE-2023-30497

This CVE-2023-30497 affects the WordPress LINE Notify Plugin version 1.4.4 and below, exposing it to a Cross-Site Scripting (XSS) vulnerability.

What is CVE-2023-30497?

CVE-2023-30497 highlights an Unauthenticated Reflected Cross-Site Scripting (XSS) security flaw in the Simon Chuang WP LINE Notify plugin versions equal to or below 1.4.4.

The Impact of CVE-2023-30497

This vulnerability (CAPEC-591 Reflected XSS) has a CVSS v3.1 base score of 7.1 (High Severity). It can be exploited without user privileges, allowing attackers to execute malicious scripts in users' browsers, potentially leading to various attacks.

Technical Details of CVE-2023-30497

Vulnerability Description

The vulnerability arises due to improper input neutralization during web page generation, enabling attackers to inject and execute malicious scripts.

Affected Systems and Versions

The impacted system is the WP LINE Notify plugin by Simon Chuang, specifically versions 1.4.4 and lower.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious links and persuading users to click on them, leading to the execution of arbitrary scripts in the context of the affected site.

Mitigation and Prevention

Immediate Steps to Take

Users are advised to update the Simon Chuang WP LINE Notify plugin to version 1.4.5 or above to mitigate the Cross-Site Scripting vulnerability.

Long-Term Security Practices

Developers should implement secure coding practices, regularly audit code for vulnerabilities, and educate users about phishing attacks to enhance overall security posture.

Patching and Updates

Regularly monitor security advisories, apply security patches promptly, and maintain a robust incident response plan to counteract similar vulnerabilities effectively.

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