PT-2026-52392 · Powerdns+3 · Recursor+2

CVE-2026-42389

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Published

2026-06-25

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Updated

2026-06-25

CVSS v3.1

5.3

Medium

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Name of the Vulnerable Software and Affected Versions BIND versions 5.4.x
Description Insufficient validation of incoming answers from authoritative servers allows for potential security risks. This issue is addressed by implementing extra hardening to ensure that responses from these servers are properly validated.
Recommendations Update BIND versions 5.4.x to the latest patched release.

Exploit

Fix

RCE

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Weakness Enumeration

Related Identifiers

CVE-2026-42389

Affected Products

Recursor
Pdns
Pdns-Recursor