SolarWinds security patch release for CVE-2025-40538
Security Patch Release
Summary
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SolarWinds released Serv-U updates that fix four critical flaws in version 15.5, reducing the risk of remote code execution. The patched issues are tracked as CVE-2025-40538 through CVE-2025-40541 and are addressed in Serv-U version 15.5.4.
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About this happening:
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Timeline
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25.02.2026 09:04 2 articles · 3mo ago
SolarWinds issues Serv-U 15.5.4 patch for four critical flaws
Mitigation Patch UpdateSolarWinds released updates for Serv-U file transfer software version 15.5, fixing four critical vulnerabilities tracked as CVE-2025-40538, CVE-2025-40539, CVE-2025-40540, and CVE-2025-40541. The flaws include broken access control, type confusion, and IDOR issues rated CVSS 9.1, and successful exploitation could allow an attacker with administrative privileges to execute arbitrary or native code as root; the issues are addressed in Serv-U version 15.5.4 and no exploitation in the wild was reported.
Show sources
- SolarWinds Patches 4 Critical Serv-U 15.5 Flaws Allowing Root Code Execution — thehackernews.com — 25.02.2026 09:04
- SolarWinds Patches 4 Critical Serv-U 15.5 Flaws Allowing Root Code Execution — thehackernews.com — 25.02.2026 09:04