CVE-2026-36478
Received Received - Intake
Denial of Service in Technitium DNS Server

Publication date: 2026-06-26

Last updated on: 2026-06-26

Assigner: MITRE

Description
An issue in Technitium DNS Server v.14.3 and before allows a remote attacker to cause a denial of service via the DnsServerApp.exe, DnsServerApp.dll, TechnitiumLibrary.Net/Dns/DnsClient.cs components
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Meta Information
Published
2026-06-26
Last Modified
2026-06-26
Generated
2026-06-27
AI Q&A
2026-06-27
EPSS Evaluated
N/A
NVD
CVE-2026-36478
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
technitium technitium_dns_server to 14.3 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability exists in Technitium DNS Server version 14.3 and earlier. It allows a remote attacker to cause a denial of service (DoS) by exploiting components such as DnsServerApp.exe, DnsServerApp.dll, and TechnitiumLibrary.Net/Dns/DnsClient.cs.

Impact Analysis

The impact of this vulnerability is a denial of service condition, which means an attacker can disrupt the normal operation of the Technitium DNS Server, potentially making DNS services unavailable to users.

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