CVE-2026-28309 Details
Description
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.
A broken access control vulnerability has been identified in SolarWinds Serv-U, specifically in the 2026.3 release. This vulnerability allows a domain administrator to create system administrator accounts. While the issue is present in both Linux and Windows deployments, its impact is notably lower in Windows environments.
Users can upgrade to SolarWinds Serv-U version 2026.3, which addresses this vulnerability. For more information on the upgrade process, consult the SolarWinds Serv-U upgrade guide.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 23, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_2026-3_release_notes.htm | [email protected] | Release NotesVendor Advisory |
| https://https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28309 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-862 | Missing Authorization | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| solarwinds serv-u | < 2026.3 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 24, 2026 | Initial Analysis | [email protected] |
| Jul 24, 2026 | CVE Modified | CISA-ADP |
| Jul 22, 2026 | CVE Modified | CISA-ADP |
| Jul 21, 2026 | New CVE Received | [email protected] |