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CVE-2026-28304: CWE-284 Improper Access Control in SolarWinds Serv-U

0
Critical
VulnerabilityCVE-2026-28304cvecve-2026-28304cwe-284
Published: 07/21/2026 (07/21/2026, 15:32:04 UTC)
Source: CVE Database V5
Vendor/Project: SolarWinds
Product: Serv-U

Description

SolarWinds Serv-U is affected by a remote code execution vulnerability that, when exploited, can allow the arbitrary execution of code remotely as root. The impact is lower in Windows deployments.

CVSS v3.1

Score 9.1critical

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/21/2026, 16:14:18 UTC

Technical Analysis

SolarWinds Serv-U suffers from a remote code execution vulnerability due to improper access control (CWE-284). Exploitation of this flaw can lead to arbitrary code execution with root privileges remotely. The vulnerability has a CVSS 3.1 base score of 9.1, indicating critical severity with network attack vector, low attack complexity, high privileges required, no user interaction, and impacts confidentiality, integrity, and availability. The impact is less severe on Windows deployments. No patch or official remediation level has been published by the vendor as of the provided data.

Potential Impact

Successful exploitation allows remote attackers to execute arbitrary code as root on affected Serv-U installations, potentially leading to full system compromise. The severity is critical with high impact on confidentiality, integrity, and availability. The impact is reduced on Windows deployments but remains significant.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary mitigation has been published by SolarWinds as of the current information. Users should monitor SolarWinds advisories for updates and apply patches once available.

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Technical Details

Data Version
5.2
Assigner Short Name
SolarWinds
Date Reserved
2026-02-26T14:15:09.403Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
null

Threat ID: 6a5f96f02a4a8d59895fb233

Added to database: 07/21/2026, 15:57:36 UTC

Last enriched: 07/21/2026, 16:14:18 UTC

Last updated: 07/21/2026, 21:14:49 UTC

Views: 6

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