CVE-2026-40719
High
Description
Deadwood in MaraDNS 3.5.0036 allows attackers to exhaust connection slots via a zone whose authoritative nameserver address cannot be resolved.
SeverityHigh
CVSS7.5
Exploit probability—
ProductMaraDNS
PublishedApr 15, 2026
First seenApr 15, 2026
Weakness typeCWE-670CWE-670
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| MaraDNS MaraDNS | 3.5.0036 | — |
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