Technitium Dnsserver
9 CVEs affecting Technitium Dnsserver. Latest disclosed: 2026-04-26. Critical: 0, High: 8.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2025-50334 | High | 7.5 | 2026-01-08 | An issue in Technitium DNS Server v.13.5 allows a remote attacker to cause a denial of service via the rate-limiting component |
CVE-2024-56089 | High | 7.5 | 2025-12-01 | An issue in Technitium through v13.2.2 enables attackers to conduct a DNS cache poisoning attack and inject fake responses by reviving the birthday attack. |
CVE-2023-49203 | High | 7.5 | 2024-09-18 | Technitium 11.5.3 allows remote attackers to cause a denial of service (bandwidth amplification) because the DNSBomb manipulation causes accumulation of low-ra… |
CVE-2023-28457 | High | 7.5 | 2024-09-18 | An issue was discovered in Technitium through 11.0.3. It enables attackers to conduct a DNS cache poisoning attack and inject fake responses within 1 second, w… |
CVE-2023-28456 | High | 7.5 | 2024-09-18 | An issue was discovered in Technitium through 11.0.2. It enables attackers to launch amplification attacks (3 times more than other "golden model" software lik… |
CVE-2023-28455 | High | 7.5 | 2024-09-18 | An issue was discovered in Technitium through 11.0.2. The forwarding mode enables attackers to create a query loop using Technitium resolvers, launching amplif… |
CVE-2023-28451 | High | 7.5 | 2024-09-18 | An issue was discovered in Technitium 11.0.2. There is a vulnerability (called BadDNS) in DNS resolving software, which triggers a resolver to ignore valid res… |
CVE-2026-42255 | High | 7.2 | 2026-04-26 | Technitium DNS Server before 15.0 allows DNS traffic amplification via cyclic name server delegation. |
CVE-2024-56946 | Medium | 5.3 | 2025-02-03 | Denial of service in DNS-over-QUIC in Technitium DNS Server <= v13.2.2 allows remote attackers to permanently stop the server from accepting new DNS-over-QUIC… |