CVE-2026-42401: elastic kibana

csirt@kutim:~/threat-intel/cve/CVE-2026-42401

CVSS 5.4 · Medium EPSS 0,24%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada elastic kibana. Skor CVSS 3.1 5.4 (Medium) menurut NVD.

Deskripsi (NVD)

Improper Neutralization of Input During Web Page Generation (CWE-79) in Kibana can lead to stored HTML injection. A user with write access to an Elasticsearch index could persist crafted markup which, when subsequently rendered through an affected Kibana view by another user, was not sufficiently sanitized. Successful exploitation could result in unauthorized UI manipulation and outbound network requests issued from the viewing user's browser session.

Rincian

Terbit di NVD: 28 Mei 2026
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 5.4 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS (30 hari): 0,24% peluang dieksploitasi; lebih tinggi dari 13,3% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
elastic	kibana	Versi 8.0.0 hingga sebelum 8.19.16
elastic	kibana	Versi 9.0.0 hingga sebelum 9.3.5

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://discuss.elastic.co/t/kibana-8-19-16-9-3-5-security-update-esa-2026-34/386552 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.