CVE-2026-28318 — Actively Exploited: Serv-U (SolarWinds)
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.
| CVE ID | CVE-2026-28318 |
|---|---|
| Vendor | SolarWinds |
| Product | Serv-U |
| Vulnerability name | SolarWinds Serv-U Uncontrolled Resource Consumption Vulnerability |
| Date added | 2026-06-05 |
| Remediation due | 2026-06-19 |
| Known ransomware use | Unknown |
| 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. |
| 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. |
| Source | CISA Known Exploited Vulnerabilities |
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