Description

Pachno 1.0.6 contains an authentication bypass vulnerability in the runSwitchUser() action that allows authenticated low-privilege users to escalate privileges by manipulating the original_username cookie. Attackers can set the client-controlled original_username cookie to any value and request a switch to user ID 1 to obtain session tokens or password hashes belonging to administrator accounts.

INFO

Published Date :

2026-04-13T18:11:00.288Z

Last Modified :

2026-04-13T20:49:59.051Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2026-40043 vulnerability.

Vendors Products
Pachno
  • Pachno
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-40043.

URL Resource
https://www.vulncheck.com/advisories/pachno-authentication-bypass-via-runswitchuser cve-icon cve-icon
https://www.zeroscience.mk/#/advisories/ZSL-2026-5985 cve-icon cve-icon
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2026-5985.php cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact