CVE-2026-42255

Technitium DNS Server before 15.0 allows DNS traffic amplification via cyclic name server delegation.

Score

CVSS 3.1 7.2 High

Status

Analyzed - cve@mitre.org

Published

2026-04-26

Last modified

2026-10-26

Weaknesses

CWE-684

Affected products

• Dnsserver (Technitium)

References

• https://github.com/TechnitiumSoftware/DnsServer/blob/master/CHANGELOG.md#technitium-dns-server-change-log