# CVE-2026-126146: CVE-2026-126146

Status: published. Published: 2026-11-11. Updated: 2026-11-14.

A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.4, FortiMail 7.4.0 through 7.4.6, FortiMail 7.2.0 through 7.2.9, FortiRecorder 7.6.0, FortiRecorder 7.2.0 through 7.2.11, FortiRecorder 7.0.0 through 7.0.6 may allow an authenticated privileged attacker to execute unauthorized code or commands via a specifically crafted archive account configuration.

## Remediation

- fix: Upgrade to upcoming  FortiRecorder version 7.6.3 or above
Upgrade to upcoming  FortiRecorder version 7.2.13 or above
Upgrade to upcoming  FortiRecorder version 7.0.7 or above
Upgrade to FortiMail version 8.0.2 or above
Upgrade to FortiMail version 7.6.5 or above
Upgrade to FortiMail version 7.4.7 or above
Upgrade to upcoming  FortiMail version 7.2.10 or above (source: CNA: fortinet)

## Affected products and versions

- Fortinet / FortiMail: ≥ 8.0.0; ≤ 8.0.1 (affected, semver); ≥ 7.6.0; ≤ 7.6.4 (affected, semver); ≥ 7.4.0; ≤ 7.4.6 (affected, semver); ≥ 7.2.0; ≤ 7.2.9 (affected, semver). Source: CNA: fortinet
- Fortinet / FortiRecorder: 7.6.0 (affected); ≥ 7.2.0; ≤ 7.2.11 (affected, semver); ≥ 7.0.0; ≤ 7.0.6 (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:F/RL:O/RC:C; source: CNA: fortinet

- 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; source: NVD: psirt@fortinet.com

- CISA KEV: No listing in collected sources

- EPSS: 0.96% as of 2026-11-13; percentile 62.00%

- SSVC: exploitation none; automatable no; technical impact total; source ADP: CISA-ADP

- 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-26-198 (CNA: fortinet)

- https://fortiguard.fortinet.com/psirt/FG-IR-26-198 (psirt@fortinet.com)

## Provenance

- CNA: fortinet: https://www.cve.org/CVERecord?id=CVE-2026-126146; retrieved 2026-11-14; source updated 2026-11-14

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-126146; retrieved 2026-11-13; source updated 2026-11-12

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-126146; retrieved 2026-11-14; source updated Not reported

Revision: 66eb223bfe68929ff998442a6d17d6b065b489723dfcad2b4f1b7480904c530f

Canonical: https://y2.dev/cve/CVE-2026-126146

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