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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-28312",
"assignerOrgId": "49f11609-934d-4621-84e6-e02e032104d6",
"state": "PUBLISHED",
"assignerShortName": "SolarWinds",
"dateReserved": "2026-02-26T14:28:17.157Z",
"datePublished": "2026-07-21T15:37:45.518Z",
"dateUpdated": "2026-07-24T03:55:43.714Z"
},
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"platforms": [
"Windows",
"Linux"
],
"product": "Serv-U",
"vendor": "SolarWinds",
"versions": [
{
"status": "affected",
"version": "15.5.4 HF1 and below"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "Intigriti Bug Bounty Program"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "SolarWinds Serv-U is affected by a privilege escalation vulnerability. This would elevate a group’s access to system administrator and allow code execution as root. The impact is lower in Windows deployments."
}
],
"value": "SolarWinds Serv-U is affected by a privilege escalation vulnerability. This would elevate a group’s access to system administrator and allow code execution as root. The impact is lower in Windows deployments."
}
],
"impacts": [
{
"capecId": "CAPEC-233",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-233 Privilege Escalation"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.1,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "Serv-U Linux"
}
]
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 4.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "Serv-U Windows"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-285",
"description": "CWE-285 Improper Authorization",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"orgId": "49f11609-934d-4621-84e6-e02e032104d6",
"shortName": "SolarWinds",
"dateUpdated": "2026-07-21T15:37:45.518Z"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28312"
},
{
"tags": [
"release-notes"
],
"url": "https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_2026-3_release_notes.htm"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "SolarWinds recommends customers upgrade to Serv-U version 2026.3 as soon as is practical."
}
],
"value": "SolarWinds recommends customers upgrade to Serv-U version 2026.3 as soon as is practical."
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "SolarWinds Serv-U Privilege Escalation Vulnerability",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-07-23T00:00:00+00:00",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3",
"id": "CVE-2026-28312"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-07-24T03:55:43.714Z"
}
}
]
}
}