Vulnerabilities CVE-2026-28318

CVE-2026-28318

Medium

Open

KEV

TLP:CLEAR

SolarWinds Serv-U Uncontrolled Resource Consumption Vulnerability

NVD CVE.org

Supply Chain Attack

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Description

SolarWinds — Serv-U — 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.

Details

EPSS Score ⓘ: 8.35%

94.4th percentile
Confidence: 100%
CISA KEV
Date Added: Jun 5, 2026
Patch Due: Jun 19, 2026
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.

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