Vulnerability Analysis
SolarWinds Serv-U Unauthenticated Denial of Service Vulnerability
CVE-2026-28318
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
CISA KEV
CVSS Base Score
7.5
HIGH
Exploitability:3.9
Impact Score:3.6
Temporal Score:-
EPSS:10.66%
Threat Intelligence Signals
CISA KEV
YES
KEV Date Added
2026-06-05
Ransomware Use
Unknown
KEV Due Date
2026-06-19
VulnCheck In-the-Wild
No
Nuclei Template
No
EPSS Score
10.659%
EPSS Percentile
95.2th pct
GHSA ID
GitHub Severity
HIGH
SSVC Exploitation
—
SSVC Automatable
—
Vulnerability Class
—
Identity & Timeline
| Status | - |
| Assigning Authority | - |
| CVSS Version / Source | - |
| Reserved | - |
| Published | - |
| Patch Date (date_public) | - |
| Exploit DB Date | - |
| First GitHub PoC Date | - |
| Last Updated | - |
| Time to Patch (Days to fix) | - |
| Exploit Release Gap | - |
| PoC Release Gap | - |
| Exploit DB References | None identified |
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
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