CVE-2026-57855 | Cockpit CMS contains a missing authorization vulnerability i… | CVSS 8.8 HIGH

Description

Cockpit CMS contains a missing authorization vulnerability in the Bucket file storage API (/system/buckets/api). The api() method in modules/System/Controller/Buckets.php executes bucket commands (ls, upload, removefiles, rename, createfolder) without performing any ACL or role check. Any authenticated user, regardless of role, can perform all bucket operations on any named bucket, including buckets intended for admin use only.

Metadata

CVE ID: CVE-2026-57855
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-06-25 18:48 UTC
Published: 2026-07-13 22:33 UTC
Last updated: 2026-07-13 22:33 UTC
Primary CWE: CWE-284
Improper Access Control
Vendor / Product: Cockpit HQ / Cockpit CMS
Sources: cve.org · NVD

Severity & Metrics

8.8 HIGH CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products (1)

Vendor	Product	Platform	Versions
Cockpit HQ	Cockpit CMS	—	0 < 2.14.0

Weakness (CWE)

CWE	Source	Description
CWE-284	cna	Improper Access Control

CVSS scores (2)

Score	Severity	Version	Source	Vector
8.8	HIGH	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.7	HIGH	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References (4)