Affected by GO-2025-3942
and 8 other vulnerabilities
GO-2025-3942: CoreDNS: DNS Cache Pinning via etcd Lease ID Confusion in github.com/coredns/coredns
GO-2026-4289: CoreDNS gRPC/HTTPS/HTTP3 servers lack resource limits, enabling DoS via unbounded connections and oversized messages in github.com/coredns/coredns
GO-2026-4630: CoreDNS ACL Bypass in github.com/coredns/coredns
GO-2026-4635: CoreDNS Loop Detection Denial of Service Vulnerability in github.com/coredns/coredns
GO-2026-4969: CoreDNS' DoQ worker pool does not bound stream backlog in github.com/coredns/coredns
GO-2026-5164: CoreDNS DoH GET oversized dns= query parameter causes pre-validation CPU and memory amplification in github.com/coredns/coredns
GO-2026-5417: CoreDNS' transfer stanza selection uses lexicographic compare (subzone ACL bypass) in github.com/coredns/coredns
GO-2026-5583: CoreDNS has TSIG authentication bypass on DoT, DoH, DoH3, DoQ, and gRPC in github.com/coredns/coredns
GO-2026-5667: CoreDNS has TSIG authentication bypass on gRPC and QUIC transports in github.com/coredns/coredns
Package rand is used for concurrency safe random number generator.
This package provides a thread-safe wrapper around math/rand for use in
load balancing and server selection. It is NOT suitable for cryptographic
purposes and should not be used for security-sensitive operations.
Affected by 
Documentation
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Source Files