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High 7.5Published Jan 7, 2026
CVE-2025-50334An issue in Technitium DNS Server v.13.5 allows a remote attacker to cause a denial of service via the rate-limiting component
Updated under an hour ago ()
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It affects Red Hat OpenShift Dev Spaces and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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An issue in Technitium DNS Server v.13.5 allows a remote attacker to cause a denial of service via the rate-limiting component
- CVSS
- 7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-770
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- mitre
- NVD analysis
- Modified
- Record last updated
- Jul 14, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Red Hat Red Hat OpenShift Dev Spaces redhat:openshift_devspaces | 3 | CISA ADP |
technitium dnsserver technitium:dnsserver | before 14.0 | NVD |
References
- https://github.com/TechnitiumSoftware/DnsServer/blob/master/CHANGELOG.mdrelease-notes
- https://github.com/TechnitiumSoftware/DnsServer/blob/v13.3/DnsServerCore/Dns/DnsServer.csproduct
- https://github.com/FPokerFace/Security-Advisory/tree/main/CVE-2025-50334exploit, third-party-advisory
- https://github.com/TechnitiumSoftware/DnsServer/commit/7229b217238213cc6275eea68a7e17d73df1603epatch
- https://access.redhat.com/security/cve/CVE-2025-50334
- https://bugzilla.redhat.com/show_bug.cgi?id=2428058
- https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-50334.json
The CVE record on cve.org NVD's entry
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