CVE-2026-35521

CVSS Score & Metrics

Base Score

8.8 / 10

Vector String

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

Vulnerability Description

FTLDNS (pihole-FTL) provides an interactive API and also generates statistics for Pi-hole's Web interface. From 6.0 to before 6.6, the Pi-hole FTL engine contains a Remote Code Execution (RCE) vulnerability in the DHCP hosts configuration parameter (dhcp.hosts). This vulnerability allows an authenticated attacker to inject arbitrary dnsmasq configuration directives through newline characters, ultimately achieving command execution on the underlying system. This vulnerability is fixed in 6.6.

Vulnerability Details

Published Date

April 07, 2026

Last Modified

April 08, 2026

CWE ID

CWE-78

Source

NVD

Vendor

pi-hole

Product

FTL

External References

https://github.com/pi-hole/FTL/security/advisories/GHSA-vfmq-jrx3-wv3c

CVSS Score & Metrics

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