CVE-2026-28302: 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 privilege escalation and remote code execution as root. This issue requires group administrator access. 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·03:31 PM
Data Sourced
via MITRE·03:31 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-2026-28302?

CVE-2026-28302 has a severity rating of critical with a score of 9.1.

2

How do I fix CVE-2026-28302?

To fix CVE-2026-28302, ensure that you update SolarWinds Serv-U to the latest version provided by the vendor.

3

What types of access are required to exploit CVE-2026-28302?

CVE-2026-28302 requires group administrator access for exploitation.

4

What is the potential impact of CVE-2026-28302?

CVE-2026-28302 can lead to privilege escalation and remote code execution as root.

5

Is the impact of CVE-2026-28302 lower in any specific environments?

Yes, the impact of CVE-2026-28302 is lower in Windows deployments compared to others.

Contact

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