CVE-2021-22966: concretecms concrete cms

csirt@kutim:~/threat-intel/cve/CVE-2021-22966

CVSS 8.8 · High EPSS 0,98%

Kerentanan Incorrect Authorization pada concretecms concrete cms. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

Privilege escalation from Editor to Admin using Groups in Concrete CMS versions 8.5.6 and below. If a group is granted "view" permissions on the bulkupdate page, then users in that group can escalate to being an administrator with a specially crafted curl. Fixed by adding a check for group permissions before allowing a group to be moved. Concrete CMS Security team CVSS scoring: 7.1 AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:HCredit for discovery: "Adrian Tiron from FORTBRIDGE ( https://www.fortbridge.co.uk/ )"This fix is also in Concrete version 9.0.0

Rincian

Terbit di NVD: 19 November 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 8.8 (High), sumber NVD
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-863: Incorrect Authorization
EPSS (30 hari): 0,98% peluang dieksploitasi; lebih tinggi dari 61,2% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
concretecms	concrete cms	Semua versi sebelum 8.5.7

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://documentation.concretecms.org/developers/introduction/version-history/857-release-notes release notes · advisory vendor
https://hackerone.com/reports/1362747 permissions required

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.