CVE-2026-4890

7.5

HIGHCVSS v3

Published

May 11, 2026

Affected

2 projects

Assigned by

[email protected]

Severity scale

010

Description

A Denial of Service (DoS) vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet.

NixOS/nixpkgs

GitHubNix Packages collection & NixOS

NVD

pi-hole/FTL

GitHubThe Pi-hole FTL engine

NVD

More on this CVE

NVD↗GitHub Advisory↗

Security Advisories

CVE-2026-4890

Description

More on this CVE