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vuln-cve/data/2026/80xxx/CVE-2026-80230.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-80230",
"assignerOrgId": "2499f714-1537-4658-8207-48ae4bb9eae9",
"state": "PUBLISHED",
"assignerShortName": "curl",
"dateReserved": "2026-08-26T04:24:25.568Z",
"datePublished": "2026-09-06T17:48:16.262Z",
"dateUpdated": "2026-09-15T06:03:10.429Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "2499f714-1537-4658-8207-48ae4bb9eae9",
"shortName": "curl",
"dateUpdated": "2026-09-15T06:03:10.429Z"
},
"title": "OpenSSL pinning bypass",
"descriptions": [
{
"lang": "en",
"value": "When `CURLOPT_PINNEDPUBLICKEY` is configured alongside options that disable\nstandard peer verification (`CURLOPT_SSL_VERIFYPEER = 0` and\n`CURLOPT_SSL_VERIFYHOST = 0`), libcurl fails to enforce public key pinning on\nconnections established without a presented server certificate. Bypassing the\npinning check under these disabled-verification conditions allows\nunauthenticated connections to succeed when they should be rejected."
}
],
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{
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}
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{
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{
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"status": "affected",
"versionType": "git",
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}
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},
{
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{
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{
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{
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{
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{
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{
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"status": "affected"
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"status": "affected"
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{
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"status": "affected"
},
{
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"status": "affected"
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{
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"status": "affected"
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{
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"status": "affected"
},
{
"version": "7.50.0",
"status": "affected"
},
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"version": "7.49.1",
"status": "affected"
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"status": "affected"
},
{
"version": "7.48.0",
"status": "affected"
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{
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"status": "affected"
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{
"version": "7.47.0",
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},
{
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},
{
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"status": "affected"
}
],
"defaultStatus": "unaffected"
}
],
"references": [
{
"url": "https://curl.se/docs/CVE-2026-80230.json"
},
{
"url": "https://curl.se/docs/CVE-2026-80230.html"
},
{
"url": "https://hackerone.com/reports/3969300"
}
],
"x_osv": {
"schema_version": "1.5.0",
"id": "CURL-CVE-2026-80230",
"aliases": [
"CVE-2026-80230"
],
"summary": "OpenSSL pinning bypass",
"modified": "2026-09-07T10:34:51.00Z",
"database_specific": {
"package": "curl",
"affects": "both",
"URL": "https://curl.se/docs/CVE-2026-80230.json",
"www": "https://curl.se/docs/CVE-2026-80230.html",
"issue": "https://hackerone.com/reports/3969300",
"CWE": {
"id": "CWE-295",
"desc": "Improper Certificate Validation"
},
"last_affected": "8.21.0",
"severity": "Low"
},
"published": "2026-09-02T08:00:00.00Z",
"affected": [
{
"ranges": [
{
"type": "SEMVER",
"events": [
{
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},
{
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},
{
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},
{
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}
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{
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},
{
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}
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]
}
],
"credits": [
{
"name": "Stanislav Fort (Aisle Research)",
"type": "finder"
},
{
"name": "Daniel Stenberg",
"type": "remediation developer"
}
],
"details": "When `CURLOPT_PINNEDPUBLICKEY` is configured alongside options that disable\nstandard peer verification (`CURLOPT_SSL_VERIFYPEER = 0` and\n`CURLOPT_SSL_VERIFYHOST = 0`), libcurl fails to enforce public key pinning on\nconnections established without a presented server certificate. Bypassing the\npinning check under these disabled-verification conditions allows\nunauthenticated connections to succeed when they should be rejected."
},
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"description": "Improper Certificate Validation",
"cweId": "CWE-295",
"type": "CWE"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Stanislav Fort (Aisle Research)",
"type": "finder"
},
{
"lang": "en",
"value": "Daniel Stenberg",
"type": "remediation developer"
}
],
"x_generator": {
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}
},
"adp": [
{
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"cweId": "CWE-295",
"lang": "en",
"description": "CWE-295 Improper Certificate Validation"
}
]
}
],
"references": [
{
"url": "https://hackerone.com/reports/3969300",
"tags": [
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]
}
],
"metrics": [
{
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"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
}
},
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-09-08T18:51:52.168741Z",
"id": "CVE-2026-80230",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
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"shortName": "CISA-ADP",
"dateUpdated": "2026-09-08T18:53:26.975Z"
}
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]
}
}