CVE-2026-28318

UNKNOWNKnown Exploited

CISA Known Exploited Vulnerability

https://www.solarwinds.com/trust-center/security-advisories/cve-2026-28318 ; https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-5-4-hotfix-1_release_notes.htm#link7 ; https://nvd.nist.gov/vuln/detail/CVE-2026-28318

Remediation deadline: June 19, 2026

Description

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.

Timeline

Published:June 5th, 2026 12:00 AM

Last modified:June 5th, 2026 12:00 AM

Added to KEV:June 5th, 2026

CVSS Scoring

No CVSS v3 score available

Affected Software

From NVD CPE configuration data

Vendors

SolarWinds

Products

Serv-U

Weaknesses (CWE)

CWE-400

References & Reports

Advisories, patches, and third-party reports

No references available.

Source: CISA KEV + NVD · Data may lag official sources by up to one minute