CVE-2026-79673

Published: Ago 25, 2026 Last Modified: Ago 25, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 8,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: high
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM 6,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: high
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: none

Description

AI Translation Available

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.

863

Incorrect Authorization

Incomplete
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Access Control Availability
Potential Impacts:
Read Application Data Read Files Or Directories Modify Application Data Modify Files Or Directories Gain Privileges Or Assume Identity Bypass Protection Mechanism Execute Unauthorized Code Or Commands Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Dos: Resource Consumption (Other)
Applicable Platforms
Technologies: Web Server, Database Server, Not Technology-Specific
Likelihood of Exploit: High
View CWE Details
https://github.com/lin-snow/Ech0/security/advisories/GHSA-h…
https://github.com/lin-snow/Ech0/security/advisories/GHSA-hm2h-wwwh-g49x
https://www.vulncheck.com/advisories/ech0-before-scope-bypa…
https://www.vulncheck.com/advisories/ech0-before-scope-bypass-via-profile-read-…