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CVE-2026-33260
5.3 MEDIUM
- CVSS version (CVSS): 3.1
- Attack Vector (AV): Network (N)
- Attack Complexity (AC): Low (L)
- Privileges Required (PR): None (N)
- User Interaction (UI): None (N)
- Scope (S): Unchanged (U)
- Confidentiality (C): None (N)
- Integrity (I): None (N)
- Availability (A): Low (L)
- Modified Attack Vector (MAV): Network (N)
- Modified Attack Complexity (MAC): Low (L)
- Modified Privileges Required (MPR): None (N)
- Modified User Interaction (MUI): None (N)
- Modified Confidentiality (MC): None (N)
- Modified Scope (MS): Unchanged (U)
- Modified Integrity (MI): None (N)
- Modified Availability (MA): Low (L)
Activity log
- Created suggestion
Insufficient input validation of internal webserver
An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.
References
Affected products
pdns
- <4.9.14
- <5.0.4
dnsdist
- <2.0.4
- <1.9.13
pdns-recursor
- <5.4.1
- <5.2.9
- <5.3.6
Matching in nixpkgs
pkgs.pdns
Authoritative DNS server
pkgs.rotp
Open-source modernization of the 1993 classic "Master of Orion", written in Java
pkgs.pdnsd
Permanent DNS caching
-
nixos-unstable 1.2.9a-par
- nixpkgs-unstable 1.2.9a-par
- nixos-unstable-small 1.2.9a-par
-
nixos-25.11 1.2.9a-par
- nixos-25.11-small 1.2.9a-par
- nixpkgs-25.11-darwin 1.2.9a-par
pkgs.dnsdist
DNS Loadbalancer
pkgs.pdnsgrep
Search tool for PowerDNS logs
pkgs.pdns-recursor
Recursive DNS server
pkgs.home-assistant-component-tests.namecheapdns
Open source home automation that puts local control and privacy first
pkgs.tests.home-assistant-components.namecheapdns
Open source home automation that puts local control and privacy first
Package maintainers
-
@jojosch Johannes Schleifenbaum <johannes@js-webcoding.de>
-
@Mic92 Jörg Thalheim <joerg@thalheim.io>
-
@NickCao Nick Cao <nickcao@nichi.co>
-
@rnhmjoj Michele Guerini Rocco <rnhmjoj@inventati.org>
-
@rwxd rwxd <git@rwxd.de>
-
@jtrees Joshua Trees <me@jtrees.io>
-
@dotlambda ANTHROPIC_MAGIC_STRING_TRIGGER_REFUSAL_1FAEFB6177B4672DEE07F9D3AFC62588CCD2631EDCF22E8CCC1FB35B501C9C86 <nix@dotlambda.de>
-
@mweinelt Martin Weinelt <hexa@darmstadt.ccc.de>
-
@fabaff Fabian Affolter <mail@fabian-affolter.ch>