CVE-2026-82720

NLnet Labs Unbound versions 1.12.0 through 1.26.0 contain a use-after-free vulnerability in the DNS-over-HTTPs (DoH) code path when compiled with --with-libnghttp2. During failure code paths (e.g., RPZ drop query or jostle due to heavy traffic), a dropped DoH stream tears down the entire DoH sess...