Helicone through v2025.08.21-1 contains a server-side request forgery vulnerability in the Jawn webhook sender that allows authenticated organization users to reach internal services by using hostnames resolving to private addresses. Attackers can create webhooks with public hostnames that resolve or DNS-rebind to loopback or internal addresses, causing blind POST requests to internal HTTPS services.
History

Sun, 18 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 10 Oct 2026 23:15:00 +0000

Type Values Removed Values Added
First Time appeared Helicone
Helicone helicone
Vendors & Products Helicone
Helicone helicone

Sat, 10 Oct 2026 20:00:00 +0000

Type Values Removed Values Added
Description Helicone through v2025.08.21-1 contains a server-side request forgery vulnerability in the Jawn webhook sender that allows authenticated organization users to reach internal services by using hostnames resolving to private addresses. Attackers can create webhooks with public hostnames that resolve or DNS-rebind to loopback or internal addresses, causing blind POST requests to internal HTTPS services.
Title Helicone through v2025.08.21-1 SSRF via Jawn Webhook Sender DNS Resolution
Weaknesses CWE-918
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-10T19:54:36.258Z

Updated: 2026-10-18T11:53:08.668Z

Reserved: 2026-10-10T19:06:37.718Z

Link: CVE-2026-108602

cve-icon Vulnrichment

Updated: 2026-10-18T11:48:27.147Z

cve-icon NVD

Status : Deferred

Published: 2026-10-10T20:16:32.650

Modified: 2026-10-18T12:16:57.803

Link: CVE-2026-108602

cve-icon Redhat

No data.