CVE-2026-111670

MEDIUM 4.3

ClickVisual through 1.1.2 Missing Authorization in apiv2 Report Module

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

ClickVisual through 1.1.2 contains a missing authorization vulnerability in the /api/v2/reports handlers that allows authenticated low-privileged users to access ClickHouse instances they were not granted. Attackers can iterate the instance-id parameter in ReportSourceDatabases, ReportSourceTables, ReportTableColumns and WhereCheckRun to enumerate schemas and infer row counts of restricted tables.

CWE	CWE-862
Vendor	clickvisual
Product	clickvisual
Published	Oct 16, 2026

Stay Ahead of the Next One

Get instant alerts for clickvisual clickvisual

Be the first to know when new medium vulnerabilities affecting clickvisual clickvisual are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

clickvisual / clickvisual

0 ≤ 1.1.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

hackmd.io: https://hackmd.io/@hieuPenguinnn/clickvisual-report-module-missing-authz-cross-instance-idor github.com: https://github.com/clickvisual/clickvisual/blob/v1.1.2/api/internal/api/apiv2/report/report.go#L282-L343 github.com: https://github.com/clickvisual/clickvisual/blob/v1.1.2/api/internal/service/report/metadata.go#L136-L152 vulncheck.com: https://www.vulncheck.com/advisories/clickvisual-through-1.1.2-missing-authorization-in-apiv2-report-module

Credits

hieuPenguinnn