CVE-2026-28318
SO
SolarWinds Serv-U
SolarWinds Serv-U Uncontrolled Resource Consumption Vulnerability
What it is
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.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor notices and references
- www.solarwinds.com/trust-center/security-advisories/cve-2026-28318
- documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-5-4-ho
- nvd.nist.gov/vuln/detail/CVE-2026-28318
Description and required action as published by CISA. Full record at NVD.
Other SolarWinds entries on the list
- Web Help Desk SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability CVE-2025-26399 · Mar 9, 2026
- Web Help Desk SolarWinds Web Help Desk Security Control Bypass Vulnerability CVE-2025-40536 · Feb 12, 2026
- Web Help Desk SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability CVE-2025-40551 · Feb 3, 2026
- Web Help Desk SolarWinds Web Help Desk Hardcoded Credential Vulnerability CVE-2024-28987 · Oct 15, 2024
- Web Help Desk SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability CVE-2024-28986 · Aug 15, 2024
- Serv-U SolarWinds Serv-U Path Traversal Vulnerability CVE-2024-28995 · Jul 17, 2024