Executive Summary

CVE-2026-24569 is a broken access control vulnerability in the WordPress Media Library File Size Plugin (up to version 1.6.7). It occurs due to missing authorization, authentication, or nonce token checks in certain functions, which allows unprivileged users, such as subscribers, to perform actions that normally require higher privileges. [1]

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Impact Analysis

This vulnerability allows users with low privileges to perform actions that should be restricted to higher privileged users. However, the risk is considered low with minimal impact and exploitation is unlikely. [1]

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Detection Guidance

Detection of this vulnerability involves checking if the WordPress Media Library File Size Plugin version is 1.6.7 or lower and verifying if unauthorized users can perform privileged actions. Since no specific detection commands or network signatures are provided, a practical approach is to audit user permissions and attempt to perform restricted actions as a low-privilege user to confirm missing authorization checks. [1]

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Mitigation Strategies

Immediate mitigation steps include restricting access to the Media Library File Size plugin by limiting user roles and permissions, especially for subscribers or unprivileged users. Since no official patch or fix is available yet, applying access control policies and using third-party mitigation services, such as those offered by Patchstack, can help protect affected installations. [1]

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