Vulnerability Description
Portkey AI Gateway through 1.15.2 contains a server-side request forgery vulnerability in the /v1/proxy/* route that lacks requestValidator middleware. Attackers can set the x-portkey-custom-host header to internal addresses and forward requests with Authorization headers to reach internal services and exfiltrate provider API keys.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/Portkey-AI/gateway
- https://github.com/Portkey-AI/gateway/blob/669825cbe89ee51569918b8f78a9db486fd69
- https://github.com/Portkey-AI/gateway/issues/1718
- https://www.vulncheck.com/advisories/portkey-ai-gateway-server-side-request-forg
FAQ
What is CVE-2026-82270?
CVE-2026-82270 is a vulnerability with a CVSS score of 7.5 (HIGH). Portkey AI Gateway through 1.15.2 contains a server-side request forgery vulnerability in the /v1/proxy/* route that lacks requestValidator middleware. Attackers can set the x-portkey-custom-host head...
How severe is CVE-2026-82270?
CVE-2026-82270 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-82270?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.