CVE-2026-79659
- Source
- https://cve.org/CVERecord?id=CVE-2026-79659
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-79659.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2026-79659
- Aliases
- Published
- 2026-08-25T11:33:23.996Z
- Modified
- 2026-08-27T11:47:50.633999740Z
- Severity
-
- 8.3 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N CVSS Calculator
- Summary
- Ech0 before 4.7.3 Server-Side Request Forgery via fetchPeerConnectInfo
- Details
-
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.
- Database specific
{ "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/79xxx/CVE-2026-79659.json", "cwe_ids": [ "CWE-918" ], "cna_assigner": "VulnCheck" }- References
-
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/79xxx/CVE-2026-79659.json
- https://github.com/lin-snow/Ech0/security/advisories/GHSA-8mc6-xjpr-h98x
- https://nvd.nist.gov/vuln/detail/CVE-2026-79659
- https://www.vulncheck.com/advisories/ech0-before-server-side-request-forgery-via-fetchpeerconnectinfo
Affected packages
Git / github.com/lin-snow/ech0
Affected ranges
- Type
- GIT
- Repo
- https://github.com/lin-snow/ech0
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
- Database specific
-
Show details
{ "extracted_events": [ { "introduced": "0" }, { "fixed": "4.7.3" }, { "introduced": "Ech0" } ], "source": [ "AFFECTED_FIELD", "DESCRIPTION" ] }
Affected versions
ech0-1.*
ech0-1.0.0
ech0-4.*
ech0-4.5.0
ech0-4.5.1
ech0-4.5.2
ech0-4.5.4
ech0-4.5.5
ech0-4.5.6
ech0-4.6.0
ech0-4.6.1
ech0-4.6.2
ech0-4.6.3
ech0-4.6.4
ech0-4.7.0
ech0-4.7.1
ech0-4.7.2
v1.*
v1.0.0
v1.1.0
v1.1.1
v1.2.0
v1.2.1
v1.2.2
v1.2.3
v1.2.4
v1.2.5
v1.2.6
v1.2.7
v1.2.8
v1.2.9
v1.3.0
v1.3.1
v1.3.2
v1.3.3
v1.3.4
v1.3.5
v1.3.6
v1.3.7
v1.3.8
v1.3.9
v1.4.0
v1.4.1
v1.4.2
v1.4.3
v1.4.4
v1.4.5
v1.4.6
v1.4.7
v2.*
v2.0.0
v2.1.0
v2.1.1
v2.1.10
v2.1.2
v2.1.3
v2.1.4
v2.1.5
v2.1.6
v2.1.7
v2.1.8
v2.1.9
v2.2.0
v2.2.1
v2.2.2
v2.2.3
v2.2.4
v2.2.5
v2.2.6
v2.2.7
v2.2.8
v2.2.9
v2.3.0
v2.3.1
v2.3.2
v2.3.3
v2.3.4
v2.3.5
v2.3.6
v2.3.7
v2.3.8
v2.3.9
v2.4.0
v2.4.1
v2.4.2
v2.4.3
v2.4.4
v2.4.5
v2.4.6
v2.4.7
v2.4.8
v2.4.9
v2.5.0
v2.5.1
v2.5.10
v2.5.3
v2.5.4
v2.5.5
v2.5.6
v2.5.7
v2.5.8
v2.5.9
v2.6.0
v2.6.1
v2.6.10
v2.6.2
v2.6.3
v2.6.4
v2.6.5
v2.6.6
v2.6.7
v2.6.8
v2.6.9
v2.7.0
v2.7.1
v2.7.10
v2.7.2
v2.7.3
v2.7.4
v2.7.5
v2.7.6
v2.7.7
v2.7.8
v2.7.9
v2.8.0
v2.8.1
v2.8.10
v2.8.2
v2.8.3
v2.8.4
v2.8.5
v2.8.6
v2.8.7
v2.8.8
v2.8.9
v2.9.0
v2.9.1
v2.9.10
v2.9.2
v2.9.3
v2.9.4
v2.9.5
v2.9.6
v2.9.7
v2.9.8
v2.9.9
v3.*
v3.0.0
v3.0.1
v3.0.2
v3.0.3
v3.0.4
v3.0.5
v3.0.6
v3.0.7
v3.0.8
v3.0.9
v3.1.0
v3.1.1
v3.1.2
v3.1.3
v3.1.4
v4.*
v4.0.0
v4.0.2
v4.1.0
v4.1.1
v4.1.2
v4.1.3
v4.1.4
v4.1.5
v4.1.6
v4.1.7
v4.1.8
v4.1.9
v4.2.0
v4.2.1
v4.2.2
v4.2.3
v4.2.4
v4.2.5
v4.2.7
v4.2.8
v4.3.0
v4.3.1
v4.3.2
v4.3.4
v4.3.5
v4.3.6
v4.3.7
v4.4.0
v4.4.1
v4.4.2
v4.4.3
v4.4.4
v4.4.5
v4.4.6
v4.5.0
v4.5.1
v4.5.2
v4.5.4
v4.5.5
v4.5.6
v4.6.0
v4.6.1
v4.6.2
v4.6.3
v4.6.4
v4.7.0
v4.7.1
v4.7.2