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CVE-2026-28318

KEV

SolarWinds Serv-U Uncontrolled Resource Consumption Vulnerability

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Vendor / Project
SolarWinds
Product
Serv-U
Date added
Jun 5, 2026
Due date
Jun 19, 2026
Known ransomware use
Unknown
CWEs
CWE-400

Description

SolarWinds Serv-U contains an uncontrolled resource consumption vulnerability that allows specially crafted POST requests using the Content-Encoding: deflate header to crash the Serv-U service without authentication.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes