Vulnerability · Published Jan 8, 2026 · Assigned by mitre
CVE-2025-50334
High 7.5
In plain English
A high-severity resource allocation without limits in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.1%top 35.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An issue in Technitium DNS Server v.13.5 allows a remote attacker to cause a denial of service via the rate-limiting component
Affected products (as reported)
Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- https://github.com/TechnitiumSoftware/DnsServer/blob/master/CHANGELOG.md
- https://github.com/TechnitiumSoftware/DnsServer/blob/v13.3/DnsServerCore/Dns/DnsServer.cs
- https://github.com/FPokerFace/Security-Advisory/tree/main/CVE-2025-50334
- https://github.com/TechnitiumSoftware/DnsServer/commit/7229b217238213cc6275eea68a7e17d73df1603e
- https://access.redhat.com/security/cve/CVE-2025-50334 vdb-entry, x_refsource_REDHAT
- RHBZ#2428058 issue-tracking, x_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-50334.json x_sadp-csaf-vex