VULNERABILITY INTELLIGENCE
CVE-2026-27831
CVSS score7.5 HIGH
EPSS probability0.49%
CISA KEVNot currently listed
Published2026-02-26
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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.
Weakness classification
- CWE-125: Out-of-bounds Read