Ech0 CVEs & Vulnerabilities

1 CVEs affecting Ech0 products, tracked from the National Vulnerability Database, with CVSS/EPSS scores and exploitation status.

1 CVEs→ All vendors

Most Affected Products

ech0 1

CVE-2026-33638MEDIUM

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.

27 Mar 2026

5.3

CVSS

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