CVE-2026-28314
SolarWinds Serv‑U has an insecure direct object reference flaw that lets an authenticated user take over another account. The weakness requires user authentication and is less severe on Windows deployments.
No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.
Who is affected
SolarWinds Serv‑U, all versions with the vulnerable object reference handling.
Real-world impact
An attacker who can authenticate can hijack user accounts, gaining full control over the Serv‑U server and its data.
Why this severity
The CVSS score of 9.1 reflects the high impact on confidentiality, integrity, and availability combined with low attack complexity and the need for user authentication. The vector shows that once authenticated, an attacker can fully compromise the system.
What to do about it
No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.
No fix documented in sources
Timeline
- Jul 21, 2026 · 11d agoPublishedDisclosed and added to the National Vulnerability Database.
- Jul 24, 2026 · 8d agoAdvisory updatedThe NVD record was last revised.
How it’s attacked
References & advisories
- documentation.solarwinds.com/en/success_center/servu/con…release notesvendor advisory
- solarwinds.com/trust-center/security-advis…vendor advisory