CVE-2026-28318: SolarWinds Serv-U Uncontrolled Resource Consumption Vulnerability

CVE ID

CVE-2026-28318

Vulnerability Name

SolarWinds Serv-U Uncontrolled Resource Consumption Vulnerability

• Project: SolarWinds
• Product: Serv-U

Date

• Date Added: 2026-06-05
• Due Date: 2026-06-19

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.

Known To Be Used in Ransomware Campaigns?

Unknown

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.

Additional Notes

https://www.solarwinds.com/trust-center/security-advisories/cve-2026-28318 ; https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-5-4-hotfix-1_release_notes.htm#link7 ; https://nvd.nist.gov/vuln/detail/CVE-2026-28318

Related Security News

• CISA Adds Actively Exploited SolarWinds Serv-U DoS Flaw to KEV Catalog
• CISA: Hackers now exploit SolarWinds Serv-U flaw to crash servers

More CVEs Info

Common Vulnerabilities & Exposures (CVE) List