{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-57487", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-24T14:53:40.111Z", "datePublished": "2026-10-16T15:33:56.394Z", "dateUpdated": "2026-10-16T15:33:56.394Z"}, "containers": {"cna": {"title": "libupnp chunked HTTP bodies can bypass g_maxContentLength and be fully buffered", "problemTypes": [{"descriptions": [{"cweId": "CWE-770", "lang": "en", "description": "CWE-770: Allocation of Resources Without Limits or Throttling", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/pupnp/pupnp/security/advisories/GHSA-gcj7-j9f7-q84c", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/pupnp/pupnp/security/advisories/GHSA-gcj7-j9f7-q84c"}, {"name": "https://github.com/pupnp/pupnp/commit/9ff9bc583ad8ee4ba022634434a7b71db9bd96e1", "tags": ["x_refsource_MISC"], "url": "https://github.com/pupnp/pupnp/commit/9ff9bc583ad8ee4ba022634434a7b71db9bd96e1"}, {"name": "https://github.com/pupnp/pupnp/releases/tag/release-2.0.2", "tags": ["x_refsource_MISC"], "url": "https://github.com/pupnp/pupnp/releases/tag/release-2.0.2"}], "affected": [{"vendor": "pupnp", "product": "pupnp", "versions": [{"version": "< 2.0.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-16T15:33:56.394Z"}, "descriptions": [{"lang": "en", "value": "pupnp is an SDK for development of UPnP device and control point applications. Prior to 2.0.2, Transfer-Encoding: chunked causes the HTTP parser in upnp/src/genlib/net/http/httpparser.c to leave parser->content_length at zero while parser_parse_chunky_entity and parser_parse_chunky_body accumulate decoded bytes in parser->msg.entity. The g_maxContentLength checks in http_RecvMessage in upnp/src/genlib/net/http/httpreadwrite.c therefore reject oversized numeric Content-Length bodies but do not enforce the same limit on decoded chunked bodies. A remote peer that can reach a SOAP, GENA, miniserver, or control-point HTTP response path can make the process buffer an entity larger than the configured maximum, causing resource exhaustion and denial of service. This issue is fixed in 2.0.2."}], "source": {"advisory": "GHSA-gcj7-j9f7-q84c", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "pupnp", "vendor": "pupnp", "versions": [{"status": "affected", "version": "< 2.0.2"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "pupnp is an SDK for development of UPnP device and control point applications. Prior to 2.0.2, Transfer-Encoding: chunked causes the HTTP parser in upnp/src/genlib/net/http/httpparser.c to leave parser->content_length at zero while parser_parse_chunky_entity and parser_parse_chunky_body accumulate decoded bytes in parser->msg.entity. The g_maxContentLength checks in http_RecvMessage in upnp/src/genlib/net/http/httpreadwrite.c therefore reject oversized numeric Content-Length bodies but do not enforce the same limit on decoded chunked bodies. A remote peer that can reach a SOAP, GENA, miniserver, or control-point HTTP response path can make the process buffer an entity larger than the configured maximum, causing resource exhaustion and denial of service. This issue is fixed in 2.0.2."}], "id": "CVE-2026-57487", "lastModified": "2026-10-16T18:09:59.750", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-16T16:18:44.663", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/pupnp/pupnp/commit/9ff9bc583ad8ee4ba022634434a7b71db9bd96e1"}, {"source": "security-advisories@github.com", "url": "https://github.com/pupnp/pupnp/releases/tag/release-2.0.2"}, {"source": "security-advisories@github.com", "url": "https://github.com/pupnp/pupnp/security/advisories/GHSA-gcj7-j9f7-q84c"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"created": "2026-10-16T18:00:16.970746+00:00", "updated": "2026-10-16T18:00:16.970752+00:00", "vendors": []}