High
SolarWinds Serv-U Unauthenticated Denial of Service Vulnerability
SolarWinds Serv-U is susceptible to specially crafted POST requests that crash the Serv-U service without authentication using Content-Encoding: deflate. Mitigation steps are provided to secure customer environments in the SolarWinds Trust Center if you are unable to deploy the update
Announced Group revision 1
Original source ↗CVE-2026-28318
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-28318
Serv-U
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "SolarWinds",
"product": "Serv-U",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "custom",
"lessThanOrEqual": "15.5.4"
}
],
"platforms": [
"Windows",
"Linux"
],
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-28318
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #45806 · Revision 1
- Added to Heist Feed
- Publisher date