{"api_version":"1","generated_at":"2026-07-23T15:45:08+00:00","cve":"CVE-2026-28305","urls":{"html":"https://cve.report/CVE-2026-28305","api":"https://cve.report/api/cve/CVE-2026-28305.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-28305","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-28305"},"summary":{"title":"SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Vulnerability","description":"SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to remote code execution as root. A domain account with admin privileges and read and write access to the home directory is required. The impact is lower in Windows deployments.","state":"PUBLISHED","assigner":"SolarWinds","published_at":"2026-07-21 16:17:08","updated_at":"2026-07-22 19:17:00"},"problem_types":["CWE-639","CWE-639 CWE-639 Authorization Bypass Through User-Controlled Key"],"metrics":[{"version":"3.1","source":"psirt@solarwinds.com","type":"Secondary","score":"9.1","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","baseScore":9.1,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"9.1","severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","data":{"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"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"4.7","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L","data":{"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"}}],"references":[{"url":"https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28305","name":"https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28305","refsource":"psirt@solarwinds.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_2026-3_release_notes.htm","name":"https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_2026-3_release_notes.htm","refsource":"psirt@solarwinds.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-28305","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-28305","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"SolarWinds","product":"Serv-U","version":"affected 15.5.4 HF1 and below","platforms":["Windows","Linux"]}],"timeline":[],"solutions":[{"source":"CNA","title":"","value":"SolarWinds recommends customers to upgrade to Serv-U version 2026.3 as soon as is practical.","time":"","lang":"en"}],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Intigriti Bug Bounty Program","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"28305","cve":"CVE-2026-28305","epss":"0.005460000","percentile":"0.424510000","score_date":"2026-07-22","updated_at":"2026-07-23 00:09:30"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-28305","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-07-22T18:09:16.932890Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-07-22T18:09:44.303Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"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 an insecure direct object reference (IDOR) vulnerability that can lead to remote code execution as root. A domain account with admin privileges and read and write access to the home directory is required. The impact is lower in Windows deployments."}],"value":"SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to remote code execution as root. A domain account with admin privileges and read and write access to the home directory is required. 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-639","description":"CWE-639 Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-07-21T15:33:55.983Z","orgId":"49f11609-934d-4621-84e6-e02e032104d6","shortName":"SolarWinds"},"references":[{"tags":["vendor-advisory"],"url":"https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28305"},{"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 to upgrade to Serv-U version 2026.3 as soon as is practical.\n\n<br>"}],"value":"SolarWinds recommends customers to upgrade to Serv-U version 2026.3 as soon as is practical."}],"source":{"discovery":"EXTERNAL"},"title":"SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Vulnerability","x_generator":{"engine":"Vulnogram 0.1.0-dev"}}},"cveMetadata":{"assignerOrgId":"49f11609-934d-4621-84e6-e02e032104d6","assignerShortName":"SolarWinds","cveId":"CVE-2026-28305","datePublished":"2026-07-21T15:33:55.983Z","dateReserved":"2026-02-26T14:15:09.403Z","dateUpdated":"2026-07-22T18:09:44.303Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-21 16:17:08","lastModifiedDate":"2026-07-22 19:17:00","problem_types":["CWE-639","CWE-639 CWE-639 Authorization Bypass Through User-Controlled Key"],"metrics":{"cvssMetricV31":[{"source":"psirt@solarwinds.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","baseScore":9.1,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.3,"impactScore":6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-22T18:09:16.932890Z","id":"CVE-2026-28305","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"28305","Ordinal":"1","Title":"SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Vulner","CVE":"CVE-2026-28305","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"28305","Ordinal":"1","NoteData":"SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to remote code execution as root. A domain account with admin privileges and read and write access to the home directory is required. The impact is lower in Windows deployments.","Type":"Description","Title":"SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Vulner"}]}}}