CVE-2026-40043
MEDIUM
NVD
CVSS Score
6.5
Severity
MEDIUM
Published
Apr 13, 2026
Vendor
unknown
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.