CVE-2026-28308: SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Vulnerability

Published Jul 21, 2026
·
Updated

SolarWinds Serv-U is affected by an insecure direct object reference (IDOR) vulnerability that can lead to remote code execution. Domain administrator access is required. The impact is lower in Windows deployments.

Affected Software

2 affected components
SolarWinds Serv-U
SolarWinds Serv-U<2026.3

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade SolarWinds Serv-U to a version that resolves this vulnerability.

    Fixed in 2026.3

Event History

Jul 21, 2026
CVE Published
via MITRE·03:34 PM
Data Sourced
via MITRE·03:34 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·04:17 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-28308?

CVE-2026-28308 has a critical severity rating of 9.1.

2

What type of vulnerability is CVE-2026-28308?

CVE-2026-28308 is classified as an insecure direct object reference (IDOR) vulnerability.

3

What are the potential impacts of CVE-2026-28308?

CVE-2026-28308 can lead to remote code execution and may result in unauthorized access to sensitive data.

4

How can I mitigate the risks associated with CVE-2026-28308?

To mitigate CVE-2026-28308, ensure that access controls are properly implemented and review user permissions.

5

Is there a specific user requirement for exploiting CVE-2026-28308?

Exploiting CVE-2026-28308 requires domain administrator access.

Contact

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