What’s Vulnerable › Vulnerabilities

CVE-2026-28314: SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Vulnerability

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-21 · updated 2026-10-24
• Weakness: CWE-639

Description

SolarWinds Serv-U is affected by an insecure direct object reference vulnerability that leads to an account takeover. User authentication is required. The impact is lower in Windows deployments.

Affected products

• SolarWinds Serv-U: before 2026.3 — fixed in 2026.3

How to fix

Upgrade to a fixed version: SolarWinds Serv-U 2026.3. Check the vendor advisory for mitigations.

References

• https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_2026-3_release_notes.htm
• https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28314

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