CVE-2026-33638
Ech0 authenticated user-list exposed data via public `/api/allusers` endpoint in github.com/lin-snow/ech0
5.3
MEDIUM
CVSS 3.1
EPSS 0.03%
Description
Ech0 authenticated user-list exposed data via public `/api/allusers` endpoint in github.com/lin-snow/ech0
How to fix CVE-2026-33638
To remediate CVE-2026-33638, upgrade the affected package to a fixed version below.
- Go/github.com/lin-snow/ech0—upgrade to 1.4.8-0.20260322121226-acbf1fd71011 or later
- —upgrade to 1.4.8-0.20260322121226-acbf1fd71011 or later
Is CVE-2026-33638 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.4.8-0.20260322121226-acbf1fd71011
- from 0, < 1.4.8-0.20260322121226-acbf1fd71011
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |