CVE Explorer
CVE-2026-6338
A HTTP request smuggling and desynchronization vulnerability affects Kong Gateway Enterprise 3.4, 3.10, 3.11, 3.12, 3.13, and 3.14 series. The vulnerability is caused by a parsing flaw in Kong’s HTTP request processing pipeline when handling untrusted HTTP/1.1 traffic.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","platforms":["Linux"],"product":"Kong Enterprise Gateway","vendor":"Kong","versions":[{"lessThan":"3.4.3.27","status":"affected","version":"3.4.0.0","versionType":"kong enteprise gateway 3.4"},{"lessThan":"3.10.0.12","status":"affected","version":"3.10.0.0","versionType":"kong enteprise gateway 3.10"},{"lessThan":"3.11.0.12","status":"affected","version":"3.11.0.0","versionType":"kong enteprise gateway 3.11"},{"lessThan":"3.12.0.7","status":"affected","version":"3.12.0.0","versionType":"kong enteprise gateway 3.12"},{"lessThan":"3.13.0.5","status":"affected","vers…
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:018222916bb5cb94f24645a9d4075d531e7b96527ddd7bf5553c19908ad77049 · sha256:eb16694c652e7580… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NOT_DEFINED","Recovery":"AUTOMATIC","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":4.9,"baseSeverity":"MEDIUM","exploitMaturity":"PROOF_OF_CONCEPT","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N/E:P/R:A/RE:M","version":"4.0","vulnAvailabilityImpact":"NONE","vulnCon…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:018222916bb5cb94f24645a9d4075d531e7b96527ddd7bf5553c19908ad77049 · sha256:eb16694c652e7580… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-444","description":"CWE-444 Inconsistent interpretation of HTTP requests ('HTTP Request/Response smuggling')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:018222916bb5cb94f24645a9d4075d531e7b96527ddd7bf5553c19908ad77049 · sha256:eb16694c652e7580… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"tags":["vendor-advisory"],"url":"https://support.konghq.com/support/s/article/CVE-2026-6338"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:018222916bb5cb94f24645a9d4075d531e7b96527ddd7bf5553c19908ad77049 · sha256:eb16694c652e7580… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.