Vulnerability Report

CVE-2026-28318

CISA KEV Active

Title: CVE-2026-28318

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2026-28318.

CWE Category CWE-400

Published Date Jun 04, 2026

Modified Date Jun 05, 2026

Exploit Status Not Found

Score 7.5 CVSS v3.1

Exploit Probability (EPSS)

5.32%

Vulnerability Summary

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

Impacted Vendors

cat_soft 1

solarwinds 1

Reference Links

https://documentation.solarwinds.com/en/success_center/servu/content/release_notes/servu_15-5-4-hotfix-1_release_notes.htm https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28318

CVSS v3.1

Source Entity [email protected]

Severity HIGH

7.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-28318 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 05, 2026 MODIFIED

Vulnerability data updated via NVD.

June 05, 2026 MODIFIED

Vulnerability data updated via NVD.

June 04, 2026 MODIFIED

Vulnerability data updated via NVD.

June 04, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.