10up Distributor up to 2.3.1 AJAX Actions dt_verify_external_connection endpointId/url improper authorization

Summaryinfo

A vulnerability marked as critical has been reported in 10up Distributor up to 2.3.1. This impacts the function dt_verify_external_connection of the component AJAX Actions. The manipulation of the argument endpointId/url leads to improper authorization. This vulnerability is uniquely identified as CVE-2026-111631. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in 10up Distributor up to 2.3.1. It has been rated as critical. This issue affects the function dt_verify_external_connection of the component AJAX Actions. The manipulation of the argument endpointId/url with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Distributor before 2.3.2 contains a missing authorization vulnerability that allows Contributor-level users to invoke external connection AJAX actions intended for manage_options users. Attackers can call dt_verify_external_connection with a chosen endpointId and url to send stored connection credentials to attacker-controlled servers, or abuse dt_begin_authorization to create connections.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-111631 since 10/16/2026. The exploitation is known to be easy. The attack may be initiated remotely. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1548.002 for this issue.

Upgrading to version 2.3.2 eliminates this vulnerability.

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Productinfo

Vendor

• 10up

Name

• Distributor

Version

• 2.3.0
• 2.3.1

Website

• Product: https://github.com/10up/distributor/

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