CVE-2026-6826: concretecms concrete cms

csirt@kutim:~/threat-intel/cve/CVE-2026-6826

CVSS 5.3 · Medium EPSS 1,3%

Kerentanan Exposure of Sensitive Information to an Unauthorized Actor pada concretecms concrete cms. Skor CVSS 3.1 5.3 (Medium) menurut NVD.

Deskripsi (NVD)

Concrete CMS 9.5.0 and below is vulnerable to unauthenticated file usage disclosure via missing permission check in the usage controller. Any unauthenticated visitor can request /ccm/system/dialogs/file/usage/{fID} with any file ID and receive a list of every page that references that file, including page IDs, handles, and full URLs. This includes pages that are otherwise restricted by permissions.The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of 6.9 with vector CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N. Thanks Eldudareeno for reporting.

Rincian

Terbit di NVD: 21 Mei 2026
Terakhir diubah: 23 Juli 2026
Status NVD: Analyzed
CVSS 3.1: 5.3 (Medium), sumber NVD
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-200: Exposure of Sensitive Information to an Unauthorized Actor
EPSS (30 hari): 1,3% peluang dieksploitasi; lebih tinggi dari 69,3% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
concretecms	concrete cms	Semua versi sebelum 9.5.1

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://documentation.concretecms.org/9-x/developers/introduction/version-history/951-release-notes release notes

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.