CVE-2026-21726

Katalog CVE

CVSS 5.3 · Medium EPSS 0,41%

Kerentanan Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') pada grafana loki. Skor CVSS 3.1 5.3 (Medium) menurut grafana.com.

Deskripsi (NVD)

The CVE-2021-36156 fix validates the namespace parameter for path traversal sequences after a single URL decode, by double encoding, an attacker can read files at the Ruler API endpoint /loki/api/v1/rules/{namespace} Thanks to Prasanth Sundararajan for reporting this vulnerability.

Rincian

Terbit di NVD

15 April 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

5.3 (Medium), sumber grafana.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

EPSS (30 hari)

0,41% peluang dieksploitasi; lebih tinggi dari 33,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://grafana.com/security/security-advisories/cve-2026-21726 advisory vendor