CVE-2026-108602
4.3 MEDIUMpublic exploit availablePublished 2026-10-10 · Updated 2026-10-10
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD 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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weaknesses
CWE-918
Public exploit & PoC references
- https://github.com/Helicone/helicone
- https://github.com/Helicone/helicone/blob/067d9290acb4f1fc9320e902fc67b4b399b50363/valhalla/jawn/src/controllers/public/webhookController.ts#L64-L85
- https://github.com/Helicone/helicone/blob/067d9290acb4f1fc9320e902fc67b4b399b50363/valhalla/jawn/src/lib/clients/webhookSender.ts#L11-L76
All references
- https://github.com/Helicone/helicone
- https://github.com/Helicone/helicone/blob/067d9290acb4f1fc9320e902fc67b4b399b50363/valhalla/jawn/src/controllers/public/webhookController.ts#L64-L85
- https://github.com/Helicone/helicone/blob/067d9290acb4f1fc9320e902fc67b4b399b50363/valhalla/jawn/src/lib/clients/webhookSender.ts#L11-L76
- https://hackmd.io/@haind/helicone-webhook-dns-ssrf
- https://www.vulncheck.com/advisories/helicone-through-2025.08.21-1-ssrf-via-jawn-webhook-sender-dns-resolution
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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