CVE-2026-28318
SolarWinds Serv-U Unauthenticated Denial of Service Vulnerability
KEVHIGH 7.5EPSS 1.9%
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
- Affected
- SolarWinds · Serv-U
- CVSS v3.1 SOLARWINDS
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS
- 1.94% chance of exploitation in the next 30 days, 80th percentile
- CISA KEV
- added 2026-06-05
- Published
- 2026-06-04
- Updated
- 2026-06-06
Proof-of-concept exploits (1)
- EaEa0001/servu-cve-2026-28318-poc1★ · 2026-06-10
Security advisories
- https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28318
- https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_…