CVE-2026-79673: Incorrect Authorization in lin-snow Ech0
Ech0 before 4.4.3 protects the PUT /user endpoint with the profile:read scope, a read-only scope, but allows write operations including password changes. An attacker with an admin's profile:read access token can change the admin's password and login to obtain an unrestricted session token that bypasses all scope enforcement.
CVE-2026-79673: Incorrect Authorization in lin-snow Ech0
Description
Ech0 before 4.4.3 protects the PUT /user endpoint with the profile:read scope, a read-only scope, but allows write operations including password changes. An attacker with an admin's profile:read access token can change the admin's password and login to obtain an unrestricted session token that bypasses all scope enforcement.
CVSS v4.0
Score 8.5high
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-08-25T11:10:13.698Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a8d820eacd9273b4922544c
Added to database: 08/25/2026, 11:52:46 UTC
Last updated: 08/25/2026, 12:37:01 UTC
Views: 5
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