CVE-2026-111670CWE-862broken-access-control

CVE-2026-111670

Medium · published October 16, 2026

CVSS v3.1

4.3

EPSS

Percentile

15.6

In the wild

Unconfirmed

What it is

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.

The record

Technical detail

CVSS v3.1: 4.3 · MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0: 5.3 · 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
EPSS: 0.00251 · 15.6th percentile
Weakness: CWE-862 · Missing Authorization
Published: 2026-10-16T22:17Z

References (5)

https://github.com/clickvisual/clickvisual/blob/v1.1.2/api/internal/api/apiv2/report/report.go#L282-L343 · [email protected]https://github.com/clickvisual/clickvisual/blob/v1.1.2/api/internal/service/report/metadata.go#L136-L152 · [email protected]https://hackmd.io/@hieuPenguinnn/clickvisual-report-module-missing-authz-cross-instance-idor · [email protected]https://www.vulncheck.com/advisories/clickvisual-through-1.1.2-missing-authorization-in-apiv2-report-module · [email protected]https://hackmd.io/@hieuPenguinnn/clickvisual-report-module-missing-authz-cross-instance-idor · 134c704f-9b21-4f2e-91b3-4a467353bcc0

EPSS history

Timeline

18 OCT 03:27Z
EPSS moved — → 0%
epss
16 OCT 17:39Z
ClickVisual through 1.1.2 Missing Authorization in apiv2 Report Module
cvelistv5
16 OCT 17:39Z
ClickVisual through 1.1.2 Missing Authorization in apiv2 Report Module
cvelistv5