CVE-2026-88895

CyberPanel before 3.0.5 Authentication Bypass via API

Published Sep 10, 2026 CVSS 4.0 · 8.6 High EPSS < 1% KEV · Not listed
Description
CyberPanel before 3.0.5 fails to enforce two-factor authentication on API endpoints, allowing attackers to bypass TOTP requirements using password-derived tokens. Attackers who obtain an administrator's password can derive API tokens and perform administrative operations or create authenticated sessions without the second factor.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description CyberPanel before 3.0.5 fails to enforce two-factor authentication on API endpoints, allowing attackers to bypass TOTP requirements using password-derived tokens. Attackers who obtain an administrator's password can derive API tokens and perform administrative operations or create authenticated sessions without the second factor.
Title CyberPanel before 3.0.5 Authentication Bypass via API
First Time appeared Cyberpanel
Cyberpanel cyberpanel
Weaknesses CWE-287
CPEs cpe:2.3:a:cyberpanel:cyberpanel:*:*:*:*:*:*:*:*
Vendors & Products Cyberpanel
Cyberpanel cyberpanel
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 11, 2026, 7:22 PM
Reserved
Sep 10, 2026, 11:28 AM
Status
Deferred
Published
Sep 10, 2026, 2:17 PM
Modified
Sep 11, 2026, 8:19 PM