CVE-2025-40539— SolarWinds Serv-U Type Confusion Remote Code Execution Vulnerability
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I. Basic Information for CVE-2025-40539
Vulnerability Information
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Vulnerability Title
SolarWinds Serv-U Type Confusion Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A type confusion vulnerability exists in Serv-U which when exploited, gives a malicious actor the ability to execute arbitrary native code as privileged account. This issue requires administrative privileges to abuse. On Windows deployments, the risk is scored as a medium because services frequently run under less-privileged service accounts by default.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
不正确的类型转换
Source: NVD (National Vulnerability Database)
Vulnerability Title
SolarWinds Serv-U 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SolarWinds Serv-U是美国SolarWinds公司的一款 FTP（文件传输协议）服务器软件。 SolarWinds Serv-U存在代码问题漏洞，该漏洞源于类型混淆，可能导致执行任意本机代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Shenlong Deep Dive — AI Deep Analysis
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| SolarWinds | Serv-U | SolarWinds Serv-U 15.5.3 and prior versions | - |
II. Public POCs for CVE-2025-40539
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · SolarWinds · 2026-02-24 · 4 CVEs total
| CVE-2025-40538 | 9.1 CRITICAL | SolarWinds Serv-U Broken Access Control Remote Code Execution Vulnerability |
| CVE-2025-40540 | 9.1 CRITICAL | SolarWinds Serv-U Type Confusion Remote Code Execution Vulnerability |
| CVE-2025-40541 | 9.1 CRITICAL | SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Remote Code Execution Vulnerabil |
IV. Related Vulnerabilities
Same product: Serv-U
- CVE-2025-40541
SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Re - CVE-2025-40540
SolarWinds Serv-U Type Confusion Remote Code Execution Vulne - CVE-2025-40538
SolarWinds Serv-U Broken Access Control Remote Code Executio - CVE-2025-40549
SolarWinds Serv-U Path Restriction Bypass Vulnerability - CVE-2025-40548
SolarWinds Serv-U Broken Access Control - Remote Code Execut
Same vendor: SolarWinds
- CVE-2026-28298
SolarWinds Observability Self-Hosted Stored Cross-Site Scrip - CVE-2026-28297
SolarWinds Observability Self-Hosted Stored Cross-Site Scrip - CVE-2025-40541
SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Re - CVE-2025-40540
SolarWinds Serv-U Type Confusion Remote Code Execution Vulne - CVE-2025-40538
SolarWinds Serv-U Broken Access Control Remote Code Executio
Same weakness: CWE-704
- CVE-2026-42576
apko `DiscoverKeys` has a panic on non-rsa jwks key that cau - CVE-2026-40613
Coturn: Misaligned Memory Access in coturn STUN Attribute Pa - CVE-2026-34379
OpenEXR has a misaligned write in LossyDctDecoder_execute le - CVE-2021-4456
Net::CIDR versions before 0.24 for Perl mishandle leading ze - CVE-2025-40541
SolarWinds Serv-U Insecure Direct Object Reference (IDOR) Re
V. Comments for CVE-2025-40539
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