VULNERABILITY INTELLIGENCE
CVE-2026-28321
CVSS score9.1 CRITICAL
EPSS probability0.58%
CISA KEVNot currently listed
Published2026-07-21
Last modified2026-10-24
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Description
SolarWinds Serv-U is affected by a broken access control vulnerability that could allow arbitrary file read and write, which can then be used to escalate privileges and execute code as root. A domain administrator access is required, and the impact is lower in Windows installations.
Weakness classification
- psirt@solarwinds.com: CWE-284
Primary references
- psirt@solarwinds.com — Release Notes, Vendor Advisory
- psirt@solarwinds.com — Vendor Advisory