# CVE-2026-126231: CVE-2026-126231

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

A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiAnalyzer 8.0.0, FortiAnalyzer 7.6.0 through 7.6.7, FortiAnalyzer 7.4.0 through 7.4.11, FortiAnalyzer 7.2 all versions, FortiAnalyzer Cloud 7.6.0 through 7.6.7, FortiAnalyzer Cloud 7.4.1 through 7.4.11, FortiAnalyzer Cloud 7.2 all versions, FortiManager 8.0.0, FortiManager 7.6.0 through 7.6.7, FortiManager 7.4.0 through 7.4.11, FortiManager 7.2 all versions, FortiManager Cloud 7.6.0 through 7.6.7, FortiManager Cloud 7.4.1 through 7.4.11, FortiManager Cloud 7.2 all versions may allow an authenticated attacker to execute unauthorized commands via a crafted HTTP request.

## Remediation

- fix: Upgrade to FortiManager version 8.0.1 or above
Upgrade to FortiManager version 7.6.8 or above
Upgrade to FortiManager version 7.4.12 or above
Upgrade to FortiManager Cloud version 8.0.1 or above
Upgrade to FortiManager Cloud version 7.6.8 or above
Upgrade to FortiManager Cloud version 7.4.12 or above
Upgrade to FortiAnalyzer version 8.0.1 or above
Upgrade to FortiAnalyzer version 7.6.8 or above
Upgrade to FortiAnalyzer version 7.4.12 or above
Upgrade to FortiAnalyzer Cloud version 8.0.1 or above
Upgrade to FortiAnalyzer Cloud version 7.6.8 or above
Upgrade to FortiAnalyzer Cloud version 7.4.12 or above (source: CNA: fortinet)

## Affected products and versions

- Fortinet / FortiManager: 8.0.0 (affected); ≥ 7.6.0; ≤ 7.6.7 (affected, semver); ≥ 7.4.0; ≤ 7.4.11 (affected, semver); ≥ 7.2.0; ≤ 7.2.13 (affected, semver). Source: CNA: fortinet
- Fortinet / FortiManager Cloud: ≥ 7.6.0; ≤ 7.6.7 (affected, semver); ≥ 7.4.1; ≤ 7.4.11 (affected, semver); ≥ 7.2.1; ≤ 7.2.13 (affected, semver). Source: CNA: fortinet
- Fortinet / FortiAnalyzer: 8.0.0 (affected); ≥ 7.6.0; ≤ 7.6.7 (affected, semver); ≥ 7.4.0; ≤ 7.4.11 (affected, semver); ≥ 7.2.0; ≤ 7.2.13 (affected, semver). Source: CNA: fortinet
- Fortinet / FortiAnalyzer Cloud: ≥ 7.6.0; ≤ 7.6.7 (affected, semver); ≥ 7.4.1; ≤ 7.4.11 (affected, semver); ≥ 7.2.1; ≤ 7.2.13 (affected, semver). Source: CNA: fortinet

## Severity and prioritization

- CVSS 3.1: 7.2 (high); CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/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-78

## Exploit evidence

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

## References

- https://fortiguard.fortinet.com/psirt/FG-IR-26-246 (CNA: fortinet)

## Provenance

- CNA: fortinet: https://www.cve.org/CVERecord?id=CVE-2026-126231; retrieved 2026-11-11; source updated 2026-11-11

Revision: 86c25a8dbbea338ef1f2c329a85b83f68fcd66ff03d005c1d9abcf9166b67aa0

Canonical: https://y2.dev/cve/CVE-2026-126231

## 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.