---
id: CVE-2026-78062
title: A vulnerability was identified in vas3k TaxHacker up to 0.8.2
summary: >-
  A vulnerability was identified in vas3k TaxHacker up to 0.8.2. The affected
  element is the function envSchema.parse of the file lib/config.ts of the
  component JWT Secret Handler. The manipulation of the argument
  BETTER_AUTH_SECRET leads …
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-259
  - CWE-798
published: '2026-08-23'
updated: '2026-10-12'
sourceUpdated: '2026-10-12T16:10:00.220'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-78062'
references:
  - url: 'https://github.com/vas3k/TaxHacker/'
    label: cna@vuldb.com
  - url: 'https://github.com/vas3k/TaxHacker/issues/147'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-78062'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/881826'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/394302'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/394302/cti'
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.00495
epssPercentile: 0.40683
ingestedAt: '2026-10-12T16:57:59.890Z'
---

## Overview

A vulnerability was identified in vas3k TaxHacker up to 0.8.2. The affected element is the function envSchema.parse of the file lib/config.ts of the component JWT Secret Handler. The manipulation of the argument BETTER_AUTH_SECRET leads to hard-coded credentials. The attack can be initiated remotely. The project was informed of the problem early through an issue report but has not responded yet.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.