CVE-2026-86427: librenms

csirt@kutim:~/threat-intel/cve/CVE-2026-86427

CVSS 8.8 · High EPSS 0,61%

Kerentanan Improper Neutralization of Special Elements used in a Command ('Command Injection') pada librenms. Skor CVSS 3.1 8.8 (High) menurut vulncheck.com.

Deskripsi (NVD)

LibreNMS before 26.8.0 contains an argument injection vulnerability in the graph_title parameter that allows authenticated attackers to inject arbitrary rrdtool arguments by breaking out of double-quote escaping. Attackers can inject DEF and LINE arguments to read RRD files from unauthorized devices, or use newline injection to execute arbitrary rrdtool commands, bypassing per-device authorization checks.

Rincian

Terbit di NVD: 7 September 2026
Terakhir diubah: 18 September 2026
Status NVD: Analyzed
CVSS 3.1: 8.8 (High), sumber vulncheck.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-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')
EPSS (30 hari): 0,61% peluang dieksploitasi; lebih tinggi dari 47,5% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
librenms	librenms	Semua versi sebelum 26.8.0

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/librenms/librenms/security/advisories/GHSA-3hvv-wxpw-cx83 exploit · mitigasi · advisory vendor
https://www.vulncheck.com/advisories/librenms-before-26.8.0-argument-injection-via-graph-title advisory pihak ketiga

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.