low3.1
CVE-2026-33599
A rogue backend can send a crafted SVCB response to a Discovery of Designated Resolvers request, when requested via either the autoUpgrade (Lua) option to newS…
Impact
A rogue backend can send a crafted SVCB response to a Discovery of Designated Resolvers request, when requested via either the autoUpgrade (Lua) option to newServer or auto_upgrade (YAML) settings. DDR upgrade is not enabled by default.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Powerdns | Dnsdist | from 1.9.0 before 1.9.13 from 2.0.0 before 2.0.4 |