CVE-2026-92441

EUVD-2026-123054
Kong Gateway Enterprise and Kong AI Gateway include decoded CR/LF characters from the request path in the X-Forwarded-Prefix header on regex Routes, allowing HTTP header injection and request smuggling to the upstream.
CRLF Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
NETWORK
LOW
NONE
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/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
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://developer.konghq.com/ai-gateway/changelog/
https://developer.konghq.com/gateway/changelog/