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SolarWinds Releases Patches for Critical Serv-U Vulnerabilities

SolarWinds Releases Patches for Critical Serv-U Vulnerabilities

First seen 2 Dec 2025, 18:33 UTC

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ThreatCluster AI
ThreatCluster March 12, 2026 at 13:27 UTC

SolarWinds has issued security patches for three critical remote code execution vulnerabilities in its Serv-U file transfer software. These vulnerabilities, which could allow attackers with administrative privileges to execute arbitrary code, were disclosed in Serv-U version 15.5.3. Organizations using this software are at significant risk if they do not apply the patches.

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