{"id":"CVE-2026-74835","state":"PUBLISHED","title":"inets,httpd: Memory Exhaustion via Unenforced max_body_size During Chunked Body Reception","description":"The inets application HTTP server httpd fails to enforce a configured body-size limit on chunked request.\n\nThis issue affects OTP from OTP 17.0 before OTP 27.3.4.17, from OTP 28.0 before OTP 28.5.0.6, and from OTP 29.0 before OTP 29.0.6, corresponding to inets from 5.10 before 9.3.2.7, from 9.4 before 9.6.2.3, and from 9.7 before 9.7.2. Whether OTP before OTP 17.0, corresponding to inets before 5.10, is affected is unknown.","publishedAt":"2026-09-01T14:45:16.377Z","updatedAt":"2026-09-08T01:10:27.102Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","source":"EEF"},"assigner":"EEF","products":["Erlang OTP"],"affected":[{"vendor":"Erlang","product":"OTP","packageName":"otp","packageURL":"pkg:software-id/erlang.org/otp","defaultStatus":"unaffected","versions":[{"version":"0","status":"unknown","lessThan":"17.0","versionType":"otp"},{"version":"17.0","status":"affected","lessThan":"27.3.4.17","versionType":"otp"},{"version":"28.0","status":"affected","lessThan":"28.5.0.6","versionType":"otp"},{"version":"29.0","status":"affected","lessThan":"29.0.6","versionType":"otp"}],"cpes":["cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"]},{"vendor":"Erlang","product":"OTP","packageName":"inets","packageURL":"pkg:otp/inets","defaultStatus":"unaffected","versions":[{"version":"0","status":"unknown","lessThan":"5.10","versionType":"otp"},{"version":"5.10","status":"affected","lessThan":"9.3.2.7","versionType":"otp"},{"version":"9.4","status":"affected","lessThan":"9.6.2.3","versionType":"otp"},{"version":"9.7","status":"affected","lessThan":"9.7.2","versionType":"otp"}],"cpes":["cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"],"repo":"https://github.com/erlang/otp"},{"vendor":"Erlang","product":"OTP","packageName":"erlang/otp","packageURL":"pkg:github/erlang/otp","defaultStatus":"unaffected","versions":[{"version":"84adefa331c4159d432d22840663c38f155cd4c1","status":"affected","lessThan":"*","changes":[{"at":"0bceff0c2987cae83d9d4a77c5ecacd6d01b8b86","status":"unaffected"},{"at":"8e1ca42b64df6c41306affbe8dc129bdbd4042c7","status":"unaffected"},{"at":"7f9c460d1818c2afb78fbd01f8d8b81343bbb011","status":"unaffected"}],"versionType":"git"}],"collectionURL":"https://github.com","cpes":["cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"],"repo":"https://github.com/erlang/otp"}],"references":["https://github.com/erlang/otp/security/advisories/GHSA-8qrh-x566-5xv5","https://cna.erlef.org/cves/CVE-2026-74835.html","https://osv.dev/vulnerability/EEF-CVE-2026-74835","https://github.com/erlang/otp/commit/0bceff0c2987cae83d9d4a77c5ecacd6d01b8b86","https://github.com/erlang/otp/commit/8e1ca42b64df6c41306affbe8dc129bdbd4042c7","https://github.com/erlang/otp/commit/7f9c460d1818c2afb78fbd01f8d8b81343bbb011"],"weaknesses":["CWE-770"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/74xxx/CVE-2026-74835.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-74835","state":"PUBLISHED","datePublished":"2026-09-01T14:45:16.377Z","dateUpdated":"2026-09-08T01:10:27.102Z","assignerShortName":"EEF","assignerOrgId":"6b3ad84c-e1a6-4bf7-a703-f496b71e49db","dateReserved":"2026-08-17T12:30:01.524Z"},"containers":{"cna":{"title":"inets,httpd: Memory Exhaustion via Unenforced max_body_size During Chunked Body Reception","descriptions":[{"lang":"en","value":"The inets application HTTP server httpd fails to enforce a configured body-size limit on chunked request.\n\nThis issue affects OTP from OTP 17.0 before OTP 27.3.4.17, from OTP 28.0 before OTP 28.5.0.6, and from OTP 29.0 before OTP 29.0.6, corresponding to inets from 5.10 before 9.3.2.7, from 9.4 before 9.6.2.3, and from 9.7 before 9.7.2. Whether OTP before OTP 17.0, corresponding to inets before 5.10, is affected is unknown."}],"affected":[{"vendor":"Erlang","product":"OTP","packageName":"otp","packageURL":"pkg:software-id/erlang.org/otp","defaultStatus":"unaffected","versions":[{"version":"0","status":"unknown","lessThan":"17.0","versionType":"otp"},{"version":"17.0","status":"affected","lessThan":"27.3.4.17","versionType":"otp"},{"version":"28.0","status":"affected","lessThan":"28.5.0.6","versionType":"otp"},{"version":"29.0","status":"affected","lessThan":"29.0.6","versionType":"otp"}],"cpes":["cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"]},{"vendor":"Erlang","product":"OTP","packageName":"inets","packageURL":"pkg:otp/inets","defaultStatus":"unaffected","versions":[{"version":"0","status":"unknown","lessThan":"5.10","versionType":"otp"},{"version":"5.10","status":"affected","lessThan":"9.3.2.7","versionType":"otp"},{"version":"9.4","status":"affected","lessThan":"9.6.2.3","versionType":"otp"},{"version":"9.7","status":"affected","lessThan":"9.7.2","versionType":"otp"}],"cpes":["cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"],"repo":"https://github.com/erlang/otp"},{"vendor":"Erlang","product":"OTP","packageName":"erlang/otp","packageURL":"pkg:github/erlang/otp","defaultStatus":"unaffected","versions":[{"version":"84adefa331c4159d432d22840663c38f155cd4c1","status":"affected","lessThan":"*","changes":[{"at":"0bceff0c2987cae83d9d4a77c5ecacd6d01b8b86","status":"unaffected"},{"at":"8e1ca42b64df6c41306affbe8dc129bdbd4042c7","status":"unaffected"},{"at":"7f9c460d1818c2afb78fbd01f8d8b81343bbb011","status":"unaffected"}],"versionType":"git"}],"collectionURL":"https://github.com","cpes":["cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"],"repo":"https://github.com/erlang/otp"}],"references":[{"url":"https://github.com/erlang/otp/security/advisories/GHSA-8qrh-x566-5xv5","tags":["vendor-advisory"]},{"url":"https://cna.erlef.org/cves/CVE-2026-74835.html","tags":["related"]},{"url":"https://osv.dev/vulnerability/EEF-CVE-2026-74835","tags":["related"]},{"url":"https://github.com/erlang/otp/commit/0bceff0c2987cae83d9d4a77c5ecacd6d01b8b86","tags":["patch"]},{"url":"https://github.com/erlang/otp/commit/8e1ca42b64df6c41306affbe8dc129bdbd4042c7","tags":["patch"]},{"url":"https://github.com/erlang/otp/commit/7f9c460d1818c2afb78fbd01f8d8b81343bbb011","tags":["patch"]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"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:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-770","description":"CWE-770 Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"EEF","orgId":"6b3ad84c-e1a6-4bf7-a703-f496b71e49db","dateUpdated":"2026-09-08T01:10:27.102Z"},"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*","versionEndExcluding":"27.3.4.17","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":"finder","value":"Lukas Backström / Erlang Solutions"},{"lang":"en","type":"remediation developer","value":"Konrad Pietrzak / Ericsson"}],"impacts":[{"capecId":"CAPEC-469","descriptions":[{"lang":"en","value":"CAPEC-469 HTTP DoS"}]},{"capecId":"CAPEC-130","descriptions":[{"lang":"en","value":"CAPEC-130 Excessive Allocation"}]}],"source":{"discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-01T15:57:17.154573Z","id":"CVE-2026-74835","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-01T15:57:22.906Z"}}]}}}