CVE-2026-28321

CRITICAL SEVERITY

CVSS Score & Metrics

Base Score

9.1 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H                                    

Vulnerability 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.

Vulnerability Details

Published Date

July 21, 2026

Last Modified

July 21, 2026

CWE ID

CWE-284

Source

NVD

Vendor

SolarWinds

Product

Serv-U

External 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-2026-28321

CVE-2026-28321

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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