CVE-2026-79666
Ech0 before 4.4.3 Missing Authorization via dashboard log endpoints
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
Ech0 before 4.4.3 fails to enforce administrator authorization on dashboard log endpoints, allowing any authenticated user to access system logs. Attackers with valid user sessions can query GET /api/system/logs and subscribe to SSE and WebSocket log streams to retrieve sensitive operational data including file paths, stack traces, and internal URLs.
| CWE | CWE-862 |
| Vendor | lin-snow |
| Product | ech0 |
| Published | Aug 25, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
lin-snow / Ech0
0 < 4.4.3