CVE-2026-109896 in Download Monitor integration Plugin
Summary
by MITRE • 10/13/2026
Missing Authorization vulnerability in WP Chill Download Monitor integration for WooCommerce download-monitor-integration-for-woocommerce allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Download Monitor integration for WooCommerce: from n/a through 1.0.3.
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Analysis
by VulDB Data Team • 10/13/2026
The identified security flaw represents a critical failure in access control mechanisms within the WP Chill Download Monitor integration plugin for WordPress, specifically affecting versions ranging from initial release up to version 1.0.3. This vulnerability is classified under CWE-285, which denotes Improper Authorization, and aligns with ATT&CK technique T1078, Valid Accounts, as it allows attackers to bypass intended security restrictions by exploiting misconfigured access control levels. The core technical issue stems from the application's inability to properly verify whether a user has the necessary privileges before granting access to sensitive resources or administrative functions associated with download management and WooCommerce order processing.
In operational terms, this missing authorization check means that any authenticated user, including those with minimal permissions such as subscribers or customers, can potentially interact with endpoints or execute actions reserved for administrators or editors. This could involve modifying download links, accessing restricted files intended only for paid customers, or altering configuration settings of the integration plugin itself. The lack of server-side validation on these requests allows an attacker to manipulate HTTP parameters directly, bypassing client-side restrictions that are trivially circumvented using standard web debugging tools or automated scripting utilities.
The impact of this vulnerability is significant due to its potential for data exfiltration and service disruption. Attackers can leverage the flaw to download premium content without payment, leading to direct financial loss for site owners relying on WooCommerce for revenue generation. Furthermore, if the integration allows modification of system configurations, an attacker could potentially escalate privileges or inject malicious code into downloaded files, thereby compromising the integrity of the entire WordPress ecosystem and exposing other users' data stored within the database.
To mitigate this risk, immediate action is required to update the plugin to a patched version where these authorization checks have been properly implemented. Developers must ensure that all sensitive operations are validated against user roles on the server side before execution. Additionally, implementing strict input validation and enforcing principle of least privilege across all integration points will help prevent similar access control bypasses in future updates. Site administrators should also monitor logs for unusual download patterns or unauthorized configuration changes as a temporary measure until the patch is applied.