5.3

CVE-2026-33638

Ech0 authenticated user-list exposed data via public `/api/allusers` endpoint

Ech0 is an open-source, self-hosted publishing platform for personal idea sharing. Prior to version 4.2.0, `GET /api/allusers` is mounted as a public endpoint and returns user records without authentication. This allows remote unauthenticated user enumeration and exposure of user profile metadata. A fix is available in v4.2.0.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Ech0 ≫ Ech0 Version < 4.2.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.48% 0.378
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security-advisories@github.com 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE-862 Missing Authorization

The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

https://github.com/lin-snow/Ech0/security/advisories/GHSA-m983-7426-5hrj
Vendor Advisory
https://github.com/lin-snow/Ech0/commit/acbf1fd71011e6b9e1e6a911128056a19862f681
Patch
https://github.com/lin-snow/Ech0/releases/tag/v4.2.0
Product
Release Notes