CVE-2026-27831

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

rldns is an open source DNS server. Version 1.3 has a heap-based out-of-bounds read that leads to denial of service. Version 1.4 contains a patch for the issue.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-125

Affected software

Vendor	Product	Versions
bluedragonsecurity	rldns	= 1.3

References

Timeline

Published: Feb 26, 2026
Last modified: Jun 17, 2026
NVD status: Deferred

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