CVE-2026-35517: pi-hole ftldns

csirt@kutim:~/threat-intel/cve/CVE-2026-35517

CVSS 8.8 · High EPSS 1,0%

Kerentanan Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') pada pi-hole ftldns. Skor CVSS 3.1 8.8 (High) menurut github.com.

Deskripsi (NVD)

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 upstream DNS servers configuration parameter (dns.upstreams). 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.

Rincian

Terbit di NVD: 7 April 2026
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 8.8 (High), sumber github.com
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')
EPSS (30 hari): 1,0% peluang dieksploitasi; lebih tinggi dari 63,0% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
pi-hole	ftldns	Versi 6.0 hingga 6.5

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/pi-hole/FTL/security/advisories/GHSA-23w8-7333-p9fj exploit · advisory vendor

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.