CVE-2025-24589: Medium Vulnerability in JS Morisset JSM Show Post Metadata

CVE-2025-24589 describes a Missing Authorization vulnerability in the JS Morisset JSM Show Post Metadata plugin. This issue arises from incorrectly configured access control security levels, which could lead to unauthorized access. The vulnerability affects versions of the plugin from n/a through 4.6.0.

With a CVSS score of 4.3, this vulnerability is categorized as medium severity. It is crucial for organizations using this plugin to understand the implications, as exploitations could lead to unauthorized information disclosure. The vulnerability's network attack vector, combined with low complexity and required low privileges, increases the risk for potential exploitation.

Currently, the vulnerability is listed as deferred, and no known exploits have been confirmed. However, due to its nature, organizations should not overlook it. The urgency for remediation is medium, implying that it should be addressed in the priority patch cycle.

Organizations utilizing the plugin should ensure proper configuration of access controls to mitigate this vulnerability effectively. Failure to do so could expose sensitive data and create potential security risks.

Vulnerability Details

The official CVE description states that this vulnerability allows for the exploitation of incorrectly configured access control security levels in the JSM Show Post Metadata plugin. The CVSS score of 4.3 categorizes this as a medium severity vulnerability, emphasizing the need for organizations to review their configurations closely.

The affected product, JSM Show Post Metadata, is a widely used WordPress plugin. The vulnerability has been classified under CWE-862, which refers to Missing Authorization.

The publication date for this vulnerability is January 24, 2025, and it has undergone modifications up to April 23, 2026. Organizations should ensure that they are using current versions of the plugin and check for security updates regularly.

Technical Analysis

The root cause of CVE-2025-24589 is related to improper access control configuration within the plugin. Attackers may leverage this vulnerability through a network attack vector, implying that an attacker does not need physical access to the system to exploit it.

The attack complexity is classified as low, meaning that the exploit does not require advanced skills or significant resources. Low privileges are required to exploit this vulnerability, and user interaction is not necessary, making it easier for attackers.

This vulnerability impacts confidentiality with a low impact score, while integrity and availability impacts are assessed as none. Organizations should be aware that while the immediate risks may seem limited, the potential for unauthorized access could lead to further exploitation.

Risk & Impact Analysis

Risk to organizations includes the potential for unauthorized access to sensitive information due to misconfigured access controls. Exploiting this vulnerability could lead to data leaks or unauthorized modifications, which can severely impact an organization's reputation and compliance status.

Given the CVSS score of 4.3, organizations should assess their risk tolerance and implement necessary measures to mitigate potential impacts. The urgency for remediation is categorized as medium, indicating that it should be prioritized in the patch cycle.

Organizations with the application in their environment should consider the blast radius of a successful exploitation. Misconfiguration of access controls can potentially enable attackers to gain access to additional sensitive components, increasing the overall risk.

Exploitation Status

Affected Versions

This vulnerability affects JSM Show Post Metadata from n/a through 4.6.0. Organizations should ensure that they are using the latest version of the plugin to mitigate this vulnerability.

Mitigation & Remediation

Organizations should prioritize patching this vulnerability as part of their security protocols. It is recommended to upgrade to the latest version of the JSM Show Post Metadata plugin to ensure that all known vulnerabilities are addressed.

For those unable to apply patches immediately, consider implementing access control hardening and monitoring configurations. Regular audits and security assessments can help identify weaknesses in access controls.

Furthermore, organizations may explore options for penetration testing to validate their configurations and identify potential vulnerabilities.

Detection Guidance

To detect potential exploitation of this vulnerability, organizations should monitor logs for unauthorized access attempts and review any behavioral anomalies related to access controls.

Network signatures can also help identify malicious activities targeting the plugin, while system changes should be logged and reviewed regularly to ensure compliance with organizational security policies.

AppSecure Threat Intelligence Insight

This vulnerability highlights the critical importance of robust access control configurations in web applications. The low complexity and privileges required for exploitation emphasize that even medium severity vulnerabilities can have significant implications.

Security teams should focus on continuous monitoring and regular audits to ensure that access controls are configured correctly. Proactive measures can help prevent similar vulnerabilities from being exploited in the future.

For additional insights into vulnerability management, organizations can refer to the vulnerability management program. It is essential for organizations to adapt their security practices to address evolving threats.

Furthermore, utilizing resources such as the penetration testing methodology can enhance an organization’s ability to assess and improve its security posture.

For organizations leveraging cloud environments, understanding specific vulnerabilities that arise in these contexts is vital. Resources such as the cloud penetration testing guide can provide valuable insights into securing cloud-based applications.