# CVE-2026-126183: CVE-2026-126183

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

A authorization bypass through user-controlled key vulnerability in Fortinet FortiManager 8.0.0 through 8.0.1, FortiManager 7.6.0 through 7.6.7, FortiManager 7.4.0 through 7.4.11, FortiManager 7.2.0 through 7.2.12, FortiManager Cloud 8.0.1, FortiManager Cloud 7.6.0 through 7.6.7, FortiManager Cloud 7.4.1 through 7.4.11, FortiManager Cloud 7.2.1 through 7.2.12 may allow an authenticated attacker to execute commands outside of the expected scope via specially crafted HTTP request.

## Remediation

- fix: Upgrade to FortiManager version 8.0.2 or above
Upgrade to FortiManager version 7.6.8 or above
Upgrade to FortiManager version 7.4.12 or above
Upgrade to FortiManager version 7.2.13 or above
Upgrade to FortiManager Cloud version 8.0.2 or above
Upgrade to FortiManager Cloud version 7.6.8 or above
Upgrade to upcoming  FortiManager Cloud version 7.4.13 or above (source: CNA: fortinet)

## Affected products and versions

- Fortinet / FortiManager: ≥ 8.0.0; ≤ 8.0.1 (affected, semver); ≥ 7.6.0; ≤ 7.6.7 (affected, semver); ≥ 7.4.0; ≤ 7.4.11 (affected, semver); ≥ 7.2.0; ≤ 7.2.12 (affected, semver). Source: CNA: fortinet
- Fortinet / FortiManager Cloud: 8.0.1 (affected); ≥ 7.6.0; ≤ 7.6.7 (affected, semver); ≥ 7.4.1; ≤ 7.4.11 (affected, semver); ≥ 7.2.1; ≤ 7.2.12 (affected, semver). Source: CNA: fortinet

## Severity and prioritization

- CVSS 3.1: 8.7 (high); CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H/E:P/RL:O/RC:C; source: CNA: fortinet

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-639

## Exploit evidence

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

## References

- https://fortiguard.fortinet.com/psirt/FG-IR-26-228 (CNA: fortinet)

## Provenance

- CNA: fortinet: https://www.cve.org/CVERecord?id=CVE-2026-126183; retrieved 2026-11-11; source updated 2026-11-11

Revision: 3ef6e2319a8d0e0932a7e34cb6a3f802c7ebc7d0e8c9cf635eed7a9477b7f626

Canonical: https://y2.dev/cve/CVE-2026-126183

## 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.