# CVE-2026-126170: CVE-2026-126170

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

A improper encoding or escaping of output vulnerability in Fortinet FortiAnalyzer 8.0.0 through 8.0.2, FortiAnalyzer 7.6.0 through 7.6.7, FortiAnalyzer Cloud 8.0.1 through 8.0.2, FortiAnalyzer Cloud 7.6.0 through 7.6.7, FortiAnalyzer-BigData 7.6.0 through 7.6.2, FortiManager 8.0.0 through 8.0.2, FortiManager 7.6.0 through 7.6.7, FortiManager Cloud 8.0.1 through 8.0.2, FortiManager Cloud 7.6.0 through 7.6.7 may allow an unauthenticated attacker to execute unauthorized code or commands via a specially crafted HTTP request

## Remediation

- fix: Upgrade to upcoming  FortiManager version 8.0.3 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 upcoming  FortiManager Cloud version 8.0.3 or above
Upgrade to FortiManager Cloud version 7.6.8 or above
Upgrade to upcoming  FortiAnalyzer-BigData version 7.6.3 or above
Upgrade to FortiAnalyzer-BigData version 7.4.7 or above
Upgrade to upcoming  FortiAnalyzer-BigData version 7.2.13 or above
Upgrade to upcoming  FortiAnalyzer version 8.0.3 or above
Upgrade to FortiAnalyzer version 7.6.8 or above
Upgrade to upcoming  FortiAnalyzer Cloud version 8.0.3 or above
Upgrade to FortiAnalyzer Cloud version 7.6.8 or above (source: CNA: fortinet)

## Affected products and versions

- Fortinet / FortiManager: ≥ 8.0.0; ≤ 8.0.2 (affected, semver); ≥ 7.6.0; ≤ 7.6.7 (affected, semver). Source: CNA: fortinet
- Fortinet / FortiAnalyzer: ≥ 8.0.0; ≤ 8.0.2 (affected, semver); ≥ 7.6.0; ≤ 7.6.7 (affected, semver). Source: CNA: fortinet
- Fortinet / FortiManager Cloud: ≥ 8.0.1; ≤ 8.0.2 (affected, semver); ≥ 7.6.0; ≤ 7.6.7 (affected, semver). Source: CNA: fortinet
- Fortinet / FortiAnalyzer Cloud: ≥ 8.0.1; ≤ 8.0.2 (affected, semver); ≥ 7.6.0; ≤ 7.6.7 (affected, semver). Source: CNA: fortinet
- Fortinet / FortiAnalyzer-BigData: ≥ 7.6.0; ≤ 7.6.2 (affected, semver). Source: CNA: fortinet

## Severity and prioritization

- CVSS 3.1: 9.8 (critical); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:R; source: CNA: fortinet

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-116

## Exploit evidence

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

## References

- https://fortiguard.fortinet.com/psirt/FG-IR-26-219 (CNA: fortinet)

## Provenance

- CNA: fortinet: https://www.cve.org/CVERecord?id=CVE-2026-126170; retrieved 2026-11-11; source updated 2026-11-11

Revision: b492743d15d0fbd846ca9bd9649b566af6100f3ba68a9e593090b79a2321c0b6

Canonical: https://y2.dev/cve/CVE-2026-126170

## 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.