7.5
HIGH CVSS 2.0
CVE-2026-78062
vas3k TaxHacker JWT Secret config.ts envSchema.parse hard-coded credentials
Description

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.

INFO

Published Date :

Aug. 23, 2026, 5:16 a.m.

Last Modified :

Aug. 23, 2026, 5:16 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-78062 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Ensure the JWT secret is not hard-coded and is securely managed.
  • Avoid hard-coding secrets in configuration.
  • Use environment variables for sensitive data.
  • Implement a secure secret management solution.
  • Update the software to a patched version if available.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-78062.

URL Resource
https://github.com/vas3k/TaxHacker/
https://github.com/vas3k/TaxHacker/issues/147
https://vuldb.com/cve/CVE-2026-78062
https://vuldb.com/submit/881826
https://vuldb.com/vuln/394302
https://vuldb.com/vuln/394302/cti
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-78062 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-78062 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-78062 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-78062 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Aug. 23, 2026

    Action Type Old Value New Value
    Added Affected [{'cpes': ['cpe:2.3:a:vas3k:taxhacker:*:*:*:*:*:*:*:*'], 'vendor': 'vas3k', 'modules': ['JWT Secret Handler'], 'product': 'TaxHacker', 'versions': [{'status': 'affected', 'version': '0.8.0'}, {'status': 'affected', 'version': '0.8.1'}, {'status': 'affected', 'version': '0.8.2'}]}]
    Added Description 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CWE CWE-798
    Added CWE CWE-259
    Added Reference https://github.com/vas3k/TaxHacker/
    Added Reference https://github.com/vas3k/TaxHacker/issues/147
    Added Reference https://vuldb.com/cve/CVE-2026-78062
    Added Reference https://vuldb.com/submit/881826
    Added Reference https://vuldb.com/vuln/394302
    Added Reference https://vuldb.com/vuln/394302/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.