CVE-2026-8237: concretecms concrete cms

csirt@kutim:~/threat-intel/cve/CVE-2026-8237

CVSS 5.3 · Medium EPSS 0,74%

Kerentanan Missing Authorization 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 IDOR. The `/ccm/frontend/conversations/message_detail` endpoint returns the full content of any conversation message. An unauthenticated attacker can enumerate all conversation messages, including messages from restricted pages, member-only areas, and the moderation queue. File attachments with download URLs are also exposed. The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of 6.3 with Vector CVSS:4.0/AV:N/AC:L/AT:P/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-862: Missing Authorization
EPSS (30 hari): 0,74% peluang dieksploitasi; lebih tinggi dari 53,4% 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.