Missing authorization in ClickVisual report API
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
ClickVisual through 1.1.2 contains a missing authorization flaw (CWE-862) in its /api/v2/reports handlers. An authenticated user with low privileges can change the instance-id parameter to reach ClickHouse instances they were not granted. This lets them enumerate schemas and infer row counts of restricted tables.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
Description from the CNA
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| clickvisual | clickvisual | up to 1.1.2 | — | No fix listed | CNA |
- clickvisual Vendorclickvisual Affected up to 1.1.2 Fixed in — No fix listed CNA
Remediation
The sources list no fixed version for clickvisual.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
Vendor assessments
Timeline
- 2026-10-16 Threatist record created from CVE-2026-111670
- 2026-10-16 Alias added: GHSA-92qp-c535-v34g
- 2026-10-19 CISA SSVC decision points changed
- 2026-10-19 Priority changed: LOW → MEDIUM
- 2026-11-06 Affected versions changed · Red Hat
- 2026-11-06 CVSS score added · Red Hat
References
Advisory 1
Sources
- CVE-2026-111670 · CVE Program
- CVE-2026-111670 · NVD
- FIRST EPSS
- GHSA-92qp-c535-v34g · GitHub Advisory Database · CC BY 4.0
- CVE-2026-111670 · Red Hat security data · CC BY 4.0
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