CVE-2026-94040

Medium CVSS 5.3

Published 2026-09-20 · last changed 2026-09-20

The fix

We hold no Microsoft remediation data for CVE-2026-94040, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

A flaw has been found in vas3k TaxHacker up to 0.8.5. Affected by this vulnerability is the function testLLMProviderAction of the file app/(app)/apps/settings/actions.ts. Executing a manipulation of the argument provider/apiKey/model/baseUrl can lead to server-side request forgery. The attack may be performed from remote. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Sources

NVD record for CVE-2026-94040

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N