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VULNERABILITIES

CVE-2026-79659 Details

Description

Ech0 before 4.7.3 contains a server-side request forgery vulnerability in the fetchPeerConnectInfo function that uses unvalidated HTTP requests instead of safe request methods with URL validation. Authenticated attackers can supply arbitrary URLs to access internal services and cloud metadata endpoints by triggering connection health checks or peer connection operations.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.7 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/lin-snow/Ech0/security/advisories/GHSA-8mc6-xjpr-h98x CISA-ADP
https://github.com/lin-snow/Ech0/security/advisories/GHSA-8mc6-xjpr-h98x [email protected]
https://www.vulncheck.com/advisories/ech0-before-server-side-request-forgery-via-fetchpeerconnectinfo [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-918Server-Side Request Forgery (SSRF)[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-79659
NVD Published Date:
Aug 25, 2026
NVD Last Modified:
Sep 23, 2026
Source:
[email protected]
CVE-2026-79659 Details - Not Deferred