Mitigation Strategies

The vulnerability affects versions 1.8.1 or earlier of the WordPress plugin "Intranet & Private Site – All-In-One Intranet."

To mitigate this vulnerability, users should immediately update the plugin to version 1.9.0 or later.

If updating immediately is not possible, users are advised to seek assistance from their hosting providers or developers.

Enabling auto-updates for the plugin, if available, is also recommended to ensure timely patching.

No virtual patch is available for this vulnerability, so updating is the only effective mitigation.

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Executive Summary

The vulnerability CVE-2026-54837 affects the WordPress plugin "Intranet & Private Site – All-In-One Intranet" version 1.8.1 or earlier. It is a Broken Access Control flaw that allows unauthenticated users to perform actions that normally require higher privileges. This happens because the plugin lacks proper authorization checks, enabling unauthorized access.

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Impact Analysis

This vulnerability can have a significant impact as it allows attackers who are not logged in to perform privileged actions. This could lead to unauthorized access to sensitive information or control over parts of the intranet site. The CVSS score of 7.5 indicates a moderate to high risk, with potential for widespread exploitation if not patched.

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Compliance Impact

The vulnerability allows unauthenticated users to perform actions requiring higher privileges due to missing authorization checks, which can lead to unauthorized access to sensitive information.

Such unauthorized access could potentially result in non-compliance with data protection regulations like GDPR and HIPAA, which mandate strict access controls to protect personal and sensitive data.

Therefore, if exploited, this vulnerability may compromise the confidentiality of protected data, leading to regulatory violations and associated penalties.

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