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CVE-2026-49467
Published:August 12, 2026
Updated:September 01, 2026
Pingvin Share X is a secure and easy self-hosted file sharing platform. A vulnerability in versions 1.5.0 through 1.18.0 allow an attacker to bypass password verification when managing Time-based One-Time Password (TOTP) settings. The root cause is a missing "await" keyword on calls to the asynchronous "verifyPassword" method in "authTotp.service.ts" and the "authenticateUser" method in "auth.service.ts". In JavaScript, an unawaited "Promise" is always truthy. So the logic intended to throw a "ForbiddenException" when a password is incorrect. It never executes because the expression evaluates the existence of the "Promise" object rather than its resolved boolean result. The vulnerability is fixed in version 1.18.1 by ensuring all asynchronous authentication calls are properly awaited. There are no official workarounds. If a user is locked out, an administrator must manually reset the user's TOTP status in the database.
Affected Packages
https://github.com/smp46/pingvin-share-x.git (GITHUB):
Affected version(s) >=v1.5.0 <v1.18.1
Fix Suggestion:
Update to version v1.18.1
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Missing Critical Step in Authentication
Incorrect Implementation of Authentication Algorithm
EPSS
Base Score:
0.41