tigroumeow AI Engine Plugin up to 3.7.7 on WordPress Public API module mediaId access control

Summaryinfo

A vulnerability marked as problematic has been reported in tigroumeow AI Engine Plugin up to 3.7.7. This affects an unknown part of the component Public API module. This manipulation of the argument mediaId causes access control. This vulnerability is registered as CVE-2026-89141. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as problematic was found in tigroumeow AI Engine Plugin up to 3.7.7. Affected by this vulnerability is an unknown code of the component Public API module. The manipulation of the argument mediaId with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality. The summary by CVE is:

The AI Engine – The Chatbot, AI Framework & MCP for WordPress plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.7.7 via the 'mediaId' parameter due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to access and retrieve the transcribed contents of private audio attachments belonging to other users, including Administrators, via a supplied attachment ID. This vulnerability requires the Public API module to be enabled in the plugin settings; when disabled, the REST route is absent and the endpoint returns HTTP 404.

The advisory is shared at wordfence.com. This vulnerability is known as CVE-2026-89141 since 09/11/2026. The exploitation appears to be easy. The attack can be launched remotely. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/15/2026). MITRE ATT&CK project uses the attack technique T1068 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• tigroumeow

Name

• AI Engine Plugin

Version

• 3.7.0
• 3.7.1
• 3.7.2
• 3.7.3
• 3.7.4
• 3.7.5
• 3.7.6
• 3.7.7

CPE 2.3info

• 🔒
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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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