Skip to main content

Serv U CVE-2025-40549

CRITICAL
Path Traversal (CWE-22)
2025-11-18 psirt@solarwinds.com
9.1
CVSS 3.1 · NVD
Share

Severity by source

NVD PRIMARY
9.1 CRITICAL
AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:22 vuln.today
Patch released
Mar 28, 2026 - 19:22 nvd
Patch available
CVE Published
Nov 18, 2025 - 09:15 nvd
CRITICAL 9.1

DescriptionCVE.org

A Path Restriction Bypass vulnerability exists in Serv-U that when abused, could give a malicious actor with access to admin privileges the ability to execute code on a directory.

This issue requires administrative privileges to abuse. On Windows systems, this scored as medium due to differences in how paths and home directories are handled.

AnalysisAI

A Path Restriction Bypass vulnerability exists in Serv-U that when abused, could give a malicious actor with access to admin privileges the ability to execute code on a directory. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. This Path Traversal vulnerability could allow attackers to access files and directories outside the intended path.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. A Path Restriction Bypass vulnerability exists in Serv-U that when abused, could give a malicious actor with access to admin privileges the ability to execute code on a directory. This issue requires administrative privileges to abuse. On Windows systems, this scored as medium due to differences in how paths and home directories are handled. Affected products include: Solarwinds Serv-U.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.

More in Serv U

View all
CVE-2026-28318 HIGH POC
7.5 Jun 04

Remote denial-of-service in SolarWinds Serv-U allows unauthenticated attackers to crash the Serv-U service by sending sp

CVE-2021-35211 CRITICAL POC
10.0 Jul 14

Microsoft discovered a remote code execution (RCE) vulnerability in the SolarWinds Serv-U product utilizing a Remote Mem

CVE-2024-28995 HIGH POC
7.5 Jun 06

SolarWinds Serv-U was susceptible to a directory transversal vulnerability that would allow access to read sensitive fil

CVE-2021-25276 HIGH POC
7.1 Feb 03

In SolarWinds Serv-U before 15.2.2 Hotfix 1, there is a directory containing user profile files (that include users' pas

CVE-2018-10241 MEDIUM POC
6.5 May 16

A denial of service vulnerability in SolarWinds Serv-U before 15.1.6 HFv1 allows an authenticated user to crash the appl

CVE-2021-32604 MEDIUM POC
5.4 May 11

Share/IncomingWizard.htm in SolarWinds Serv-U before 15.2.3 mishandles the user-supplied SenderEmail parameter, aka "Sha

CVE-2026-28316 CRITICAL
9.1 Jul 21

Privilege escalation in SolarWinds Serv-U allows an authenticated domain administrator account to abuse an insecure dire

CVE-2026-28308 CRITICAL
9.1 Jul 21

Privilege-scoped remote code execution in SolarWinds Serv-U managed file transfer server stems from an insecure direct o

CVE-2026-28305 CRITICAL
9.1 Jul 21

Privilege-to-root remote code execution in SolarWinds Serv-U managed file transfer server stems from an insecure direct

CVE-2026-28304 CRITICAL
9.1 Jul 21

Remote code execution in SolarWinds Serv-U managed file transfer/FTP server allows an attacker to run arbitrary code rem

CVE-2026-28302 CRITICAL
9.1 Jul 21

Privilege escalation to remote code execution as root in SolarWinds Serv-U stems from an insecure direct object referenc

CVE-2026-28314 CRITICAL
9.1 Jul 21

Account takeover in SolarWinds Serv-U managed file transfer server lets an authenticated user access and hijack other us

Share

CVE-2025-40549 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy