EUVD-2026-119334

Hickory DNS before 0.26.2 contains a resource exhaustion vulnerability in its DNS-over-HTTPS HTTP/2 server that lacks sufficient timeouts or limits for incomplete request bodies. Remote attackers can open DoH connections, send incomplete request bodies, and hold connections open to exhaust server...

CVE-2026-123575

Hickory DNS versions before 0.26.2 are vulnerable to a resource exhaustion issue in the DNS-over-HTTPS (DoH) HTTP/2 server. The root cause is a lack of sufficient timeouts or limits for incomplete request bodies . A remote attacker can exploit this by opening DoH connections and sending incomplet...

CVE-2026-123575 Hickory DNS before 0.26.2 DoH Memory Exhaustion via Incomplete Request Bodies

Hickory DNS before 0.26.2 contains a resource exhaustion vulnerability in its DNS-over-HTTPS HTTP/2 server that lacks sufficient timeouts or limits for incomplete request bodies. Remote attackers can open DoH connections, send incomplete request bodies, and hold connections open to exhaust server...

CVE-2026-123575: hickory-dns: Hickory DNS before 0.26.2 contains a resource exhaustion vulnerability in its DNS-over-HTTPS HTTP/2 server that lacks…

Hickory DNS before 0.26.2 contains a resource exhaustion vulnerability in its DNS-over-HTTPS HTTP/2 server that lacks sufficient timeouts or limits for incomplete request bodies. Remote attackers can open DoH connections, send incomplete request bodies, and hold connections open to exhaust server...

PT-2026-139856

Hickory DNS before 0.26.2 contains a resource exhaustion vulnerability in its DNS-over-HTTPS HTTP/2 server that lacks sufficient timeouts or limits for incomplete request bodies. Remote attackers can open DoH connections, send incomplete request bodies, and hold connections open to exhaust server...

typodetect

TypoDetect This tool gives blue teams, SOC's, researchers and companies the ability to detect the active mutations of their domains, thus preventing the use of these domains in fraudulent activities, such as phishing and smishing. For this, Typodetect allows the use of the latest available versio...

NSEC3-X

DISCLAIMER: This project was generated by Artificial Intelligence AI but has undergone a rigorous "Human-in-the-Loop" HITL process. This means the code has been reviewed and refactored by a human software engineer, the architectural design was human-directed, and a basic security audit was...

godoh

🕳 godoh A DNS-over-HTTPS Command & Control Proof of Concept introduction godoh is a proof of concept Command and Control framework, written in Golang, that uses DNS-over-HTTPS as a transport medium. Currently supported providers include Google, Cloudflare but also contains the ability to use...

libredns.gr

DNS - over TLS/HTTPS Support Join License...

zoshrinkC2

MeliziaC2 DNS over HTTPS targeted malware only runs once ! Some functions are not available yet ! ! WIP, don't use in production ! Key Features Auto-delete malware on failure Fully encrypted per victim RSA key DoH DNS-over-HTTPS communication Malware only runs once! Diagram Images Requires...

dnscrypt-proxy

Overview A flexible DNS proxy, with support for modern encrypted DNS protocols such as DNSCrypt v2 including Post-Quantum DNSCrypt DNSCrypt 2026, DNS-over-HTTPS, Anonymized DNSCrypt and ODoH Oblivious DoH. dnscrypt-proxy documentation ← Start here DNSCrypt project home page Discussions...

external_c2

Synopsis Cobalt Strike contains a new / experimental feature called externalc2. This bypasses the mallable profiles and allows the developper to craft it's own channels. This code is a POC, that in the end appeared to be the solution to a real life problem. Code content c2file.c: a C implementati...

nextdns

NextDNS CLI Client NextDNS CLI is a command-line tool that allows you to use NextDNS's DNS-over-HTTPS DoH service with advanced capabilities. Although the most advanced features will only work with NextDNS, this program can work as a client for any DoH provider or a mix of NextDNS + another DNS...

CLEANSTART-2024-ZK60456 When DNS over HTTPS is in use, it intentionally filters RFC1918 and related IP ranges from the responses as these do not make sense coming from a DoH resolver

CVE-2020-26961 affects multiple packages. When DNS over HTTPS is in use, it intentionally filters RFC1918 and related IP ranges from the responses as these do not make sense coming from a DoH resolver. See references for individual vulnerability details...

DoH_c2_Trigger

DoHc2Trigger Code for blogpost: https://outflank.nl/blog/2018/10/25/building-resilient-c2-infrastructues-using-dns-over-https/...

CLEANSTART-2024-MG78066 When DNS over HTTPS is in use, it intentionally filters RFC1918 and related IP ranges from the responses as these do not make sense coming from a DoH resolver

CVE-2020-26961 affects multiple packages. When DNS over HTTPS is in use, it intentionally filters RFC1918 and related IP ranges from the responses as these do not make sense coming from a DoH resolver. See references for individual vulnerability details...

CVE-2026-102354

BentoPDF is a privacy-focused PDF toolkit that runs in the browser. In versions through 2.8.6, cloudflare/cors-proxy-worker.js performs a DNS-over-HTTPS safety check in hostnameResolvesToPrivate, as used by isValidCertificateUrl and isValidTsaUrl, separately from the outbound fetchtargetUrl,...

EUVD-2026-101579

BentoPDF is a privacy-focused PDF toolkit that runs in the browser. In versions through 2.8.6, cloudflare/cors-proxy-worker.js performs a DNS-over-HTTPS safety check in hostnameResolvesToPrivate, as used by isValidCertificateUrl and isValidTsaUrl, separately from the outbound fetchtargetUrl,...

CVE-2026-102354

BentoPDF is a privacy-focused PDF toolkit that runs in the browser. In versions through 2.8.6, cloudflare/cors-proxy-worker.js performs a DNS-over-HTTPS safety check in hostnameResolvesToPrivate, as used by isValidCertificateUrl and isValidTsaUrl, separately from the outbound fetchtargetUrl,...

PT-2026-113936

BentoPDF is a privacy-focused PDF toolkit that runs in the browser. In versions through 2.8.6, cloudflare/cors-proxy-worker.js performs a DNS-over-HTTPS safety check in hostnameResolvesToPrivate, as used by isValidCertificateUrl and isValidTsaUrl, separately from the outbound fetchtargetUrl,...