CVE-2026-67614
CyberPanel < 3.0.0 Hard-coded JWT Secret Authentication Bypass via WebTerminal
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
CyberPanel before 3.0.0 contains a hard-coded JWT secret vulnerability in the WebTerminal FastAPI SSH service that allows unauthenticated remote attackers to forge valid authentication tokens and obtain an interactive root shell via WebSocket on port 8888. Attackers can craft a forged JWT signed with the hardcoded secret value, specifying ssh_user=root, to authenticate to the terminal service without any valid credentials and receive a root shell.
| CWE | CWE-798 |
| Vendor | usmannasir |
| Product | cyberpanel |
| Published | Aug 13, 2026 |
Stay Ahead of the Next One
Get instant alerts for usmannasir cyberpanel
Be the first to know when new critical vulnerabilities affecting usmannasir cyberpanel are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
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
Affected Versions
usmannasir / cyberpanel
0 < 3.0.0
References
Credits
Deniz Mert