Search/CVE-2026-33599
● CVE — Low

CVE-2026-33599

VendorpowerdnsProductdnsdistDiscoveredApr 22, 2026UpdatedOct 26, 2026

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.

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CVSS v3.1
3.1 LOW
EPSS
0.28%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 26, 2026
● 0.00pp
0.28% → 0.28% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorADJACENT
Attack ComplexityHIGH
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityLOW
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Connections
2 relationships
Timeline
disclosure → media coverage
Apr 22, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 26, 2026