CVE-2026-25803

CRITICAL
2026-02-06 [email protected]
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Feb 06, 2026 - 23:15 nvd
CRITICAL 9.8

Tags

Authentication Bypass 3dp Manager

Description

3DP-MANAGER is an inbound generator for 3x-ui. In version 2.0.1 and prior, the application automatically creates an administrative account with known default credentials (admin/admin) upon the first initialization. Attackers with network access to the application's login interface can gain full administrative control, managing VPN tunnels and system settings. This issue will be patched in version 2.0.2.

Analysis

3DP-MANAGER for 3x-ui has hard-coded credentials (CVSS 9.8) in version 2.0.1 that provide automatic access to the management interface.

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Remediation

Within 24 hours: Inventory all systems running 3DP-MANAGER 2.0.1 or earlier and immediately change the default admin credentials to a strong, unique password if the application is in use; document which systems cannot be patched. Within 7 days: Implement network segmentation to restrict 3DP-MANAGER access to authorized personnel only, enable authentication logging and monitoring, and conduct forensic review of access logs for unauthorized account activity. …

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Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +49
POC: 0

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CVE-2026-25803 vulnerability details – vuln.today
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