CVE-2026-111670
ClickVisual through 1.1.2 Missing Authorization in apiv2 Report Module
- State
- Published
- Severity
- 5.3 Medium
- Published
- Oct 16, 2026
- Updated
- Oct 19, 2026
- Reserved
- Oct 16, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
clickvisualclickvisual |
|
References
- https://hackmd.io/@hieuPenguinnn/clickvisual-report-module-missing-authz-cross-instance-idorthird-party-advisory
- https://github.com/clickvisual/clickvisual/blob/v1.1.2/api/internal/api/apiv2/report/report.go#L282-L343technical-description
- https://github.com/clickvisual/clickvisual/blob/v1.1.2/api/internal/service/report/metadata.go#L136-L152technical-description
- VulnCheck Advisory: ClickVisual through 1.1.2 Missing Authorization in apiv2 Report Modulethird-party-advisory
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