CVE-2026-79666
Medium
Description
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.
SeverityMedium
CVSS6.5
Exploit probability—
ProductGithub.com/lin-snow/ech0
PublishedAug 25, 2026
First seenAug 25, 2026
Weakness typeCWE-862Missing authorization
How to fix
Update
- github.com/lin-snow/ech04.3.5 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| github.com/lin-snow/ech0Go | v < 4.3.5, No range specified | 4.3.5 |
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