PT-2026-46239 · Solarwinds · Serv-U

Published 2026-06-04 · Updated 2026-06-04 · CVE-2026-28318

Mitre

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2026-28318

Affected Products

Serv-U

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-28318 · Security Note
• https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-5-4-hotfix-1_release_notes.htm · Note
• https://solarwinds.com/trust-center/security-advisories/CVE-2026-28318 · Note