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CVE-2026-28309

SolarWinds Serv-U is affected by a broken access control vulnerability that allows a domain administrator to create system administrator accounts. The impact is lower in Windows deployments.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:b4f0865fb8424c6612ba830451008b7efdf3e46347cbafe2f8b10c98d308f686
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"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"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a3b7f4897dc48f0a3a0e1eb67765f2cfab8f8f489950d62567cb9ce30addcc24 · sha256:2e0dd63be8e08d7f… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"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"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a3b7f4897dc48f0a3a0e1eb67765f2cfab8f8f489950d62567cb9ce30addcc24 · sha256:2e0dd63be8e08d7f… · /containers/cna/metrics/0/cvssV3_1

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","platforms":["Windows","Linux"],"product":"Serv-U","vendor":"SolarWinds","versions":[{"status":"affected","version":"15.5.4 HF1 and below"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a3b7f4897dc48f0a3a0e1eb67765f2cfab8f8f489950d62567cb9ce30addcc24 · sha256:2e0dd63be8e08d7f… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"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"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a3b7f4897dc48f0a3a0e1eb67765f2cfab8f8f489950d62567cb9ce30addcc24 · sha256:2e0dd63be8e08d7f… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"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"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a3b7f4897dc48f0a3a0e1eb67765f2cfab8f8f489950d62567cb9ce30addcc24 · sha256:2e0dd63be8e08d7f… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-862","description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a3b7f4897dc48f0a3a0e1eb67765f2cfab8f8f489950d62567cb9ce30addcc24 · sha256:2e0dd63be8e08d7f… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"tags":["release-notes"],"url":"https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_2026-3_release_notes.htm"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a3b7f4897dc48f0a3a0e1eb67765f2cfab8f8f489950d62567cb9ce30addcc24 · sha256:2e0dd63be8e08d7f… · /containers/cna/references/1
{"tags":["vendor-advisory"],"url":"https://https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28309"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a3b7f4897dc48f0a3a0e1eb67765f2cfab8f8f489950d62567cb9ce30addcc24 · sha256:2e0dd63be8e08d7f… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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