PT-2026-61968 · Solarwinds · Serv-U

CVE-2026-28309 · Published 2026-07-21 · Updated 2026-07-21

Mitre

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

SolarWinds Serv-U is affected by a broken access control vulnerability that allows a domain administrator to create system administrator accounts. The impact is lower in Windows deployments.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2026-28309

Affected Products

Serv-U

References · 3

• https://https//www.solarwinds.com/trust-center/security-advisories/CVE-2026-28309 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-28309 · Security Note
• https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_2026-3_release_notes.htm · Note