CVE-2026-28321

Published Jul 21, 2026

Last updated 2 days ago

Overview

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.
Source
psirt@solarwinds.com
NVD status
Analyzed
Products
serv-u

Risk scores

CVSS 3.1

Type
Secondary
Base score
9.1
Impact score
6
Exploitability score
2.3
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Severity
CRITICAL

Weaknesses

psirt@solarwinds.com
CWE-284

Social media

Hype score
Not currently trending

Configurations