CVE-2026-28317

SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Vulnerability

Published Jul 21, 2026 CVSS 3.1 · 4.7 Medium EPSS < 1% KEV · Not listed
Description
SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to privilege escalation. This issue requires domain administrator access. The impact is lower in Windows deployments.

Remediation

Vendor Solution

SolarWinds recommends customers upgrade to Serv-U version 2026.3 as soon as is practical.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Solarwinds
Solarwinds serv-u
Vendors & Products Solarwinds
Solarwinds serv-u
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to privilege escalation. This issue requires domain administrator access. The impact is lower in Windows deployments.
Title SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Vulnerability
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 4.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
SolarWinds
Published
Updated
Jul 24, 2026, 3:55 AM
Reserved
Feb 26, 2026, 2:46 PM
Status
Analyzed
Published
Jul 21, 2026, 4:17 PM
Modified
Oct 24, 2026, 8:10 PM