CVE-2025-23876 represents a stored Cross-site Scripting (XSS) vulnerability in the No-Nonsense WP krpano plugin for WordPress. This vulnerability allows attackers to inject malicious scripts into web pages viewed by other users. The vulnerability affects WP krpano versions from n/a through 1.2.1. The severity level of this vulnerability is classified as medium, with a CVSS score of 6.5, indicating a notable risk that organizations must take seriously.
Risk to organizations includes unauthorized access to sensitive information and potential exploitation by attackers if not mitigated. Given that the vulnerability is classified as medium severity, organizations should ensure they prioritize addressing it in their patch cycles.
Currently, there is no known public exploit for this vulnerability, but the nature of XSS vulnerabilities can lead to a wide range of impacts if exploited. Organizations should remain vigilant and monitor for any developments regarding this CVE.
Organizations should prioritize patching immediately to mitigate the risks associated with this vulnerability.
Vulnerability Details
The official description of CVE-2025-23876 details an improper neutralization of input during web page generation, leading to stored XSS. The CVSS vector for this vulnerability is CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L, indicating a network attack vector with low complexity and low privileges required. The confidentiality, integrity, and availability impacts are all rated as low.
Technical Analysis
The root cause of this vulnerability lies in how the WP krpano plugin handles user inputs during web page generation. Attackers may leverage this vulnerability by crafting malicious scripts that are stored and executed when other users load the affected web pages.
The attack vector is network-based, requiring low attack complexity and minimal privileges. User interaction is required to trigger the stored XSS, as the victim must visit the compromised page. The vulnerability potentially affects confidentiality, integrity, and availability by allowing unauthorized script execution.
Risk & Impact Analysis
The deployment risk associated with CVE-2025-23876 is significant, particularly for organizations utilizing the WP krpano plugin in public-facing environments. If exploited, attackers may gain unauthorized access to sensitive data, potentially leading to data breaches or further attacks on users and systems.
Given the medium severity and the potential for exploitation, organizations should assess their exposure and prioritize remediation in their patch management processes. The blast radius of this vulnerability could be extensive, affecting any users who interact with compromised web pages.
Exploitation Status
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
The vulnerability affects all versions of WP krpano prior to 1.2.1. Organizations using this plugin should ensure they upgrade to the latest version to mitigate the risks associated with this vulnerability.
Mitigation & Remediation
To remediate CVE-2025-23876, organizations should apply the latest patches provided by the vendor. In the absence of an immediate patch, consider implementing input validation and output encoding to mitigate XSS risks. Additionally, organizations should conduct regular security assessments to identify similar vulnerabilities.
For further guidance on effective security practices, organizations can refer to our penetration testing service.
Detection Guidance
Organizations should monitor web application logs for unusual patterns of user input that could indicate XSS attempts. Behavioral anomalies such as unexpected script execution or changes in user sessions should also be closely observed.
AppSecure Threat Intelligence Insight
CVE-2025-23876 highlights the importance of secure coding practices and the need for regular security reviews of plugins and third-party components. As organizations increasingly rely on plugins like WP krpano, understanding vulnerabilities and their implications is crucial for maintaining overall security.
To strengthen security posture, organizations should adopt a comprehensive vulnerability management program and ensure regular penetration testing is part of their security strategy.
For more insights into application security, organizations can explore our penetration testing methodology and related resources.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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