# CVE-2026-116845: NetBox from 2.9.0 before 4.7.4 Authorization Bypass via BulkComponentCreateView

Status: published. Published: 2026-11-03. Updated: 2026-11-03.

NetBox from 2.9.0 before 4.7.4 contains a broken access control vulnerability in BulkComponentCreateView that allows authenticated users to bypass view permissions on parent devices and virtual machines. Attackers with add-component permission can submit arbitrary device or VM IDs, or _all with filters, to view out-of-scope device details and create components on them.

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://github.com/netbox-community/netbox/pull/23468
- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://github.com/netbox-community/netbox/commit/350ac040cc91359bc0c52066f5df1bc9eba98196

## Affected products and versions

- netbox-community / netbox (netbox-community/netbox): ≥ 2.9.0; < 4.7.4 (affected, semver); 4.7.4 (unaffected, semver). Source: CNA: VulnCheck

## Severity and prioritization

- CVSS 4.0: 5.3 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N; source: CNA: VulnCheck

- CVSS 3.1: 5.4 (medium); CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N; source: CNA: VulnCheck

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-863

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/netbox-community/netbox/issues/23467 (CNA: VulnCheck; issue-tracking)

- https://github.com/netbox-community/netbox/pull/23468 (CNA: VulnCheck; patch, issue-tracking)

- https://github.com/netbox-community/netbox/commit/350ac040cc91359bc0c52066f5df1bc9eba98196 (CNA: VulnCheck; patch)

- https://github.com/netbox-community/netbox/releases/tag/v4.7.4 (CNA: VulnCheck; release-notes)

- https://github.com/netbox-community/netbox/blob/v4.7.3/netbox/netbox/views/generic/bulk_views.py#L1340-L1352 (CNA: VulnCheck; technical-description)

- https://www.vulncheck.com/advisories/netbox-from-2.9.0-before-4.7.4-authorization-bypass-via-bulkcomponentcreateview (CNA: VulnCheck; third-party-advisory)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-116845; retrieved 2026-11-03; source updated 2026-11-03

Revision: d12c6e02230fc89cda5c5733075e4698c6cad2662c4612172612314267b8c63e

Canonical: https://y2.dev/cve/CVE-2026-116845

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.