Improper Input Validation in vas3k TaxHacker Product by vas3k
CVE-2026-78062

6.9MEDIUM

Key Information:

Vendor

Vas3k

Status
Taxhacker
Vendor
CVE Published:
23 August 2026

What is CVE-2026-78062?

A vulnerability exists in vas3k TaxHacker prior to version 0.8.2, affecting the function envSchema.parse within the JWT Secret Handler component. An attacker can exploit this flaw by manipulating the BETTER_AUTH_SECRET argument, resulting in the exposure of hard-coded credentials. This issue was reported early through an issue tracking mechanism, yet the developers have yet to address it, leaving users exposed to potential security risks.

Affected Version(s)

TaxHacker 0.8.0

TaxHacker 0.8.1

TaxHacker 0.8.2

References

https://vuldb.com/vuln/394302
vdb-entrytechnical-description
https://vuldb.com/vuln/394302/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-78062
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

keyblue (VulDB User)
VulDB CNA Team
.