CVE-2026-110719 Portkey AI Gateway - Server Side Request Forgery

Portkey AI Gateway 1.14.0 through 1.15.2 contains a server-side request forgery caused by isValidCustomHost trusting localhost-style hosts when TRUSTED_CUSTOM_HOSTS is unset, letting unauthenticated attackers access internal loopback and Docker host services via crafted x-portkey-custom-host headers.

CVSS base score 7.2 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Server Side Request Forgery
Impact
Server Side Request Forgery, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-918

Vendor fix

Update to a version later than 1.15.2 or the latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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