CVE-2026-40719

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Source
https://cve.org/CVERecord?id=CVE-2026-40719
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-40719.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-40719
Aliases
  • GHSA-cfc6-vhrv-62cj
Downstream
Published
2026-04-15T06:23:09.912Z
Modified
2026-08-07T11:31:02.932657288Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

Deadwood in MaraDNS 3.5.0036 allows attackers to exhaust connection slots via a zone whose authoritative nameserver address cannot be resolved.

Database specific 
{
    "cwe_ids": [
        "CWE-670"
    ],
    "cna_assigner": "mitre",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40719.json"
}
References

Affected packages

Git / github.com/samboy/maradns

Affected ranges

Type
GIT
Repo
https://github.com/samboy/maradns
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
08b21ea20d80cedcb74aa8f14979ec7c61846663
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "3.5.0036"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Affected versions

2.*
2.0.12-RELEASE
2.0.13
2.0.16
Other
2016-05-05
2017-11-11
2018-04-11
2018-08-13
2018-08-17
2020-08-04
2020-08-05
2020-08-06
3.*
3.2.06
3.4.01
3.5.0001
3.5.0002
3.5.0003
3.5.0004
3.5.0005
3.5.0006
3.5.0007
3.5.0008
3.5.0009
3.5.0010
3.5.0011
3.5.0012
3.5.0013
3.5.0014
3.5.0015
3.5.0016
3.5.0017
3.5.0018
3.5.0019
3.5.0020
3.5.0021
3.5.0022
3.5.0023
3.5.0024
3.5.0025
3.5.0026
3.5.0027
3.5.0028
3.5.0029
3.5.0030
3.5.0031
3.5.0032
3.5.0033
3.5.0034
3.5.0035
3.5.0036
coLunacyDNS-1.*
coLunacyDNS-1.0.002
coLunacyDNS-1.0.008
coLunacyDNS-1.0.009
coLunacyDNS-1.0.010
coLunacyDNS-1.0.012
deadwood-3.*
deadwood-3.2.10
deadwood-3.2.13
deadwood-3.3.01
deadwood-3.3.02
maradns-2.*
maradns-2.0.10
maradns-2.0.10a
maradns-2.0.11
maradns-2.0.14
maradns-2.0.17

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-40719.json"