CVE-2025-50334

Technitium DNS Server v.13.5 is vulnerable to a denial of service (DoS) attack due to an issue in its rate-limiting component . A remote attacker can exploit this flaw to impact the availability of the DNS service. At this time, no newer version containing a fix has been officially disclosed in t...

CVE-2024-56946

Summary: CVE-2024-56946 is a denial-of-service affecting Technitium DNS Server up to version 13.2.2, caused by unhandled exceptions in listener threads for DNS-over-QUIC. Affected software/version : Technitium DNS Server

CVE-2026-42255

Technitium DNS Server shows a vulnerability in versions before 15.0: DNS traffic amplification via cyclic name server delegation. The CVE-2026-42255 entry documents this issue (CVSS v3.1 base score 7.2, HIGH) with network-attack potential and no user interaction. Affected component is the DNS ser...