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vuln-cve/data/2026/103xxx/CVE-2026-103995.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-103995",
"assignerOrgId": "28c92f92-d60d-412d-b760-e73465c3df22",
"state": "PUBLISHED",
"assignerShortName": "PSF",
"dateReserved": "2026-10-01T16:13:37.297Z",
"datePublished": "2026-10-27T19:58:52.521Z",
"dateUpdated": "2026-11-04T20:20:19.219Z"
},
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"modules": [
"http.client",
"http"
],
"product": "CPython",
"repo": "https://github.com/python/cpython",
"vendor": "Python Software Foundation",
"versions": [
{
"lessThan": "3.16.0",
"status": "affected",
"version": "0",
"versionType": "python"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "Ekalabya Ghosh (https://github.com/not-ekalabya)"
},
{
"lang": "en",
"type": "remediation developer",
"value": "metsw24-max (https://github.com/metsw24-max)"
},
{
"lang": "en",
"type": "coordinator",
"value": "Seth Larson (https://github.com/sethmlarson)"
},
{
"lang": "en",
"type": "remediation reviewer",
"value": "Petr Viktorin (https://github.com/encukou)"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"type": "text/html",
"value": "Response body and chunk parsing would handle non-hex or negative integers incorrectly which could result in misinterpreting HTTP response contents."
}
],
"value": "Response body and chunk parsing would handle non-hex or negative integers incorrectly which could result in misinterpreting HTTP response contents."
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"attackVector": "NETWORK",
"baseScore": 2,
"baseSeverity": "LOW",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "HIGH",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "LOW",
"userInteraction": "PASSIVE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-444",
"description": "CWE-444",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"orgId": "28c92f92-d60d-412d-b760-e73465c3df22",
"shortName": "PSF",
"dateUpdated": "2026-10-28T00:33:14.944Z"
},
"references": [
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/pull/150752"
},
{
"tags": [
"issue-tracking"
],
"url": "https://github.com/python/cpython/issues/150751"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/commit/2eb2af805c156ca52b316bb4ced5e0ab3971d0ae"
},
{
"tags": [
"patch"
],
"url": "https://github.com/python/cpython/commit/9f52b443c002cccfb54bda0706a9276b6b4a109d"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Lenient parsing of integers for response body and chunk framing",
"x_generator": {
"engine": "cvelib 1.8.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-11-04T19:32:30.658768Z",
"id": "CVE-2026-103995",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-11-04T20:20:19.219Z"
}
}
]
}
}