The vulnerability identified as CVE-2025-24579 pertains to an improper neutralization of input during web page generation, specifically within the Nested Pages plugin developed by Kyle Phillips. This Cross-site Scripting (XSS) vulnerability allows for stored XSS attacks, posing significant risks to users interacting with affected web pages. The vulnerability is classified as medium severity, with a CVSS score of 5.9, indicating a moderate level of risk.
The issue affects versions of Nested Pages from an unspecified version up to and including 3.2.9. Given the nature of the vulnerability, it is crucial for organizations utilizing this plugin to take immediate action to protect their systems and users from potential exploitation.
As per the information available, there are no confirmed public exploits for this vulnerability, and it is not currently listed in the Known Exploited Vulnerabilities (KEV) catalog. However, the risk to organizations includes the potential for attackers to leverage this vulnerability to execute malicious scripts in the context of users' browsers, leading to unauthorized access to sensitive data.
Organizations should address this vulnerability in their priority patch cycle. Ensuring that all instances of the Nested Pages plugin are updated to the latest secured version will mitigate the risk associated with this vulnerability.
Vulnerability Details
CVE-2025-24579 is described as an improper neutralization of input during web page generation, which allows for stored XSS vulnerabilities. The affected product is the Nested Pages plugin for WordPress, specifically versions up to 3.2.9. The vulnerability was published on January 24, 2025, and is classified under CWE-79.
Technical Analysis
The root cause of CVE-2025-24579 stems from improper input sanitization, which permits attackers to inject malicious scripts into the application. The vulnerability can be exploited via a network attack vector, requiring high privileges and user interaction to be successful. The attack complexity is rated as low, indicating that the exploit can be easily executed by an attacker.
The confidentiality, integrity, and availability impacts of this vulnerability are categorized as low, meaning that while the risk is moderate, the potential for damage may be limited compared to other high-severity vulnerabilities.
Risk & Impact Analysis
The real-world deployment risk associated with this vulnerability is significant, particularly for organizations that utilize the Nested Pages plugin in a public-facing environment. The potential for stored XSS attacks could lead to unauthorized access to sensitive user data, account takeovers, or the dissemination of malicious content. Organizations must understand that even with a medium severity classification, the blast radius could be considerable, especially if exploited.
Given the CVSS score of 5.9, organizations should prioritize remediation efforts to ensure their defenses are updated. The vulnerability's low EPSS score of 0.00328 indicates a lower likelihood of exploitation in the immediate term, yet organizations should not become complacent.
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
The affected versions for the Nested Pages plugin are from an unspecified version up to and including 3.2.9. Organizations should ensure that they are using a version of the plugin that is not vulnerable.
Mitigation & Remediation
To remediate this vulnerability, organizations should update the Nested Pages plugin to the latest version available. If an update is not feasible, implement security measures such as input validation and output encoding to mitigate the risk of XSS attacks. Organizations may also consider configuring web application firewalls to provide an additional layer of security.
For more information on penetration testing and security assessments, organizations should consider enhancing their security posture through penetration testing services that can help identify and address vulnerabilities.
Detection Guidance
Organizations should monitor application logs for unusual patterns of behavior that could indicate exploitation attempts. Key indicators may include unexpected JavaScript execution in user sessions or anomalies in user input handling.
AppSecure Threat Intelligence Insight
The long-term significance of CVE-2025-24579 highlights the ongoing challenges organizations face in securing web applications against XSS vulnerabilities. This incident serves as a reminder of the importance of regular updates and vulnerability management practices, as well as the need for comprehensive security assessments to identify weaknesses.
As organizations increasingly rely on third-party plugins, the pattern of vulnerabilities in widely used software presents a persistent threat. Security teams should prioritize education on secure coding practices and maintain an awareness of potential threats associated with third-party components.
For further insights on vulnerability management, organizations can refer to our resources on vulnerability management programs and best practices for securing web applications.
Additionally, organizations should explore strategies outlined in our guide to web application penetration testing to enhance their defenses.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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