{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-73276", "assignerOrgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "state": "PUBLISHED", "assignerShortName": "EEF", "dateReserved": "2026-08-12T20:00:01.107Z", "datePublished": "2026-09-01T14:41:24.565Z", "dateUpdated": "2026-09-01T14:41:24.565Z"}, "containers": {"cna": {"affected": [{"cpes": ["cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "packageName": "otp", "packageURL": "pkg:sid/erlang.org/otp", "product": "OTP", "vendor": "Erlang", "versions": [{"lessThan": "27.3.4.17", "status": "affected", "version": "22.2", "versionType": "otp"}, {"lessThan": "28.5.0.6", "status": "affected", "version": "28.0", "versionType": "otp"}, {"lessThan": "29.0.6", "status": "affected", "version": "29.0", "versionType": "otp"}]}, {"cpes": ["cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "packageName": "inets", "packageURL": "pkg:otp/inets", "product": "OTP", "repo": "https://github.com/erlang/otp", "vendor": "Erlang", "versions": [{"lessThan": "9.3.2.7", "status": "affected", "version": "7.1.2", "versionType": "otp"}, {"lessThan": "9.6.2.3", "status": "affected", "version": "9.4", "versionType": "otp"}, {"lessThan": "9.7.2", "status": "affected", "version": "9.7", "versionType": "otp"}]}, {"collectionURL": "https://github.com", "cpes": ["cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "packageName": "erlang/otp", "packageURL": "pkg:github/erlang/otp", "product": "OTP", "repo": "https://github.com/erlang/otp", "vendor": "Erlang", "versions": [{"changes": [{"at": "60add5a19e2154560fdff3fe92dba14a68bbd683", "status": "unaffected"}, {"at": "6cd995e34d3bb3d36dd278dded2d62c25e71820c", "status": "unaffected"}, {"at": "c285240c6e4b93960c5dc4f17ba04e6fdfb27a0f", "status": "unaffected"}], "lessThan": "*", "status": "affected", "version": "c06db0bedf49a9b40725745e73fa82e562612815", "versionType": "git"}]}], "cpeApplicability": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*", "versionEndExcluding": "27.3.4.17", "versionStartIncluding": "22.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*", "versionEndExcluding": "28.5.0.6", "versionStartIncluding": "28.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*", "versionEndExcluding": "29.0.6", "versionStartIncluding": "29.0", "vulnerable": true}], "negate": false, "operator": "OR"}], "operator": "AND"}], "credits": [{"lang": "en", "type": "remediation developer", "value": "Konrad Pietrzak / Ericsson"}, {"lang": "en", "type": "reporter", "value": "Lukas Backstr\u00f6m / Erlang Solutions"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Gracefulness code ignored cases that should be rejected, resulting in possible HTTP Request Smuggling opportunities.</p>\n<p>This issue affects OTP from OTP&nbsp;22.2 before OTP&nbsp;27.3.4.17, from OTP&nbsp;28.0 before OTP&nbsp;28.5.0.6, and from OTP&nbsp;29.0 before OTP&nbsp;29.0.6, corresponding to inets from 7.1.2 before 9.3.2.7, from 9.4 before 9.6.2.3, and from 9.7 before 9.7.2.</p>"}, {"base64": false, "type": "text/markdown", "value": "Gracefulness code ignored cases that should be rejected, resulting in possible HTTP Request Smuggling opportunities.\n\nThis issue affects OTP from OTP\u00a022.2 before OTP\u00a027.3.4.17, from OTP\u00a028.0 before OTP\u00a028.5.0.6, and from OTP\u00a029.0 before OTP\u00a029.0.6, corresponding to inets from 7.1.2 before 9.3.2.7, from 9.4 before 9.6.2.3, and from 9.7 before 9.7.2."}], "value": "Gracefulness code ignored cases that should be rejected, resulting in possible HTTP Request Smuggling opportunities.\n\nThis issue affects OTP from OTP\u00a022.2 before OTP\u00a027.3.4.17, from OTP\u00a028.0 before OTP\u00a028.5.0.6, and from OTP\u00a029.0 before OTP\u00a029.0.6, corresponding to inets from 7.1.2 before 9.3.2.7, from 9.4 before 9.6.2.3, and from 9.7 before 9.7.2."}], "impacts": [{"capecId": "CAPEC-33", "descriptions": [{"lang": "en", "value": "CAPEC-33 HTTP Request Smuggling"}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "baseScore": 8.3, "baseSeverity": "HIGH", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-444", "description": "CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db", "shortName": "EEF", "dateUpdated": "2026-09-01T14:41:24.565Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://github.com/erlang/otp/security/advisories/GHSA-6v7q-jwgh-cx8p"}, {"tags": ["related"], "url": "https://cna.erlef.org/cves/CVE-2026-73276.html"}, {"tags": ["related"], "url": "https://osv.dev/vulnerability/EEF-CVE-2026-73276"}, {"tags": ["patch"], "url": "https://github.com/erlang/otp/commit/60add5a19e2154560fdff3fe92dba14a68bbd683"}, {"tags": ["patch"], "url": "https://github.com/erlang/otp/commit/6cd995e34d3bb3d36dd278dded2d62c25e71820c"}, {"tags": ["patch"], "url": "https://github.com/erlang/otp/commit/c285240c6e4b93960c5dc4f17ba04e6fdfb27a0f"}], "source": {"discovery": "UNKNOWN"}, "title": "inets, httpd: HTTP Request Smuggling via Whitespace-Before-Colon Header Dropping i"}}}

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