{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-123318","assignerOrgId":"547ada31-17d8-4964-bc5f-1b8238ba8014","state":"PUBLISHED","assignerShortName":"JetBrains","dateReserved":"2026-11-05T18:38:26.699Z","datePublished":"2026-11-06T10:28:04.880Z","dateUpdated":"2026-11-06T10:28:04.880Z"},"containers":{"cna":{"providerMetadata":{"orgId":"547ada31-17d8-4964-bc5f-1b8238ba8014","shortName":"JetBrains","dateUpdated":"2026-11-06T10:28:04.880Z"},"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-444","cweId":"CWE-444"}]}],"affected":[{"vendor":"JetBrains","product":"Ktor","versions":[{"version":"0","status":"affected","lessThan":"3.6.1","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"In JetBrains Ktor before 3.6.1 hTTP request smuggling was possible in the CIO engine"}],"references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":4.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"}}]}}}