{"id":"CVE-2025-66405","revision":"735c117a8bff4f8aa09d72ab7b1bc434","records":[{"revision":"735c117a8bff4f8aa09d72ab7b1bc434","observedAt":"2026-10-25T03:17:36.152+00:00","statement":{"source":"nvd","id":"CVE-2025-66405","aliases":[],"title":"Portkey.ai Gateway is a blazing fast AI Gateway with integrated guardrails. Prior to 1.14.0, the gateway determined the destination baseURL by prioritizing the value in the x-portkey-custom-host request header. The proxy route then appends …","description":"Portkey.ai Gateway is a blazing fast AI Gateway with integrated guardrails. Prior to 1.14.0, the gateway determined the destination baseURL by prioritizing the value in the x-portkey-custom-host request header. The proxy route then appends the client-specified path to perform an external fetch. This can be maliciously used by users for SSRF attacks. This vulnerability is fixed in 1.14.0.","state":0,"publishedAt":"2025-12-01T23:15:53.567+00:00","modifiedAt":"2026-10-18T18:10:00.1+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · security-advisories@github.com · Secondary","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":6.9,"severity":"MEDIUM"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8,"severity":"CRITICAL"}],"references":["https://github.com/Portkey-AI/gateway/commit/b5a7825ba5f4e6918deb32d9969899ce2229a885","https://github.com/Portkey-AI/gateway/pull/1372","https://github.com/Portkey-AI/gateway/security/advisories/GHSA-hhh5-2cvx-vmfp"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-66405","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-918"],"productCriteria":["cpe:2.3:a:portkey:gateway:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2025-12-01T23:15:53.567","lastModified":"2026-10-18T18:10:00.100"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2025-66405","identifiers":["CVE-2025-66405"]},"retained":false,"historicalAffected":[]}],"coverage":[]}