CVE-2026-25089: Fortinet FortiSandbox · Execute Unauthorized Code or Commands
Affects Fortinet FortiSandboxSource CVE Database V5
Exploited in the wild · KEV due 19 Jul 2026 · public exploit available · 76% EPSS · patch available : patch Fortinet FortiSandbox now.
Data as of 30 Oct 2026, 11:52 UTC
- KEV deadline
- US federal agencies must patch by this date; a sensible deadline for everyone else. Other KEV due dates
- EPSS
- 76.1% chance of exploitation in 30 days – higher than 99% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:CExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 9 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
Public exploit code: GitHub proofs of concept
Exploited in the wildExploited: evidence found.
Listed in CISA KEV 37 days after disclosure
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by Fortinet, Inc.
, 131 days before disclosure
CVE published
on cve.org
, t = 0
In Threat Radar
record ingested
, 58 minutes after disclosure
Added to CISA KEV (opens in a new tab)
exploitation confirmed
, 37 days after disclosure
KEV remediation due
US federal deadline
, 40 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), GitHub proofs of concept, CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
- fortiguard.fortinet.com/psirt/FG-IR-26-141 (opens in a new tab)
- cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk (opens in a new tab)
- cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk (opens in a new tab)
- nvd.nist.gov/vuln/detail/CVE-2026-25089 (opens in a new tab)
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| FortinetFortiSandbox | Affected
| Fixed in– |
| FortinetFortiSandbox Cloud | Affected
| Fixed in– |
| FortinetFortiSandbox PaaS | Affected
| Fixed in– |
CPE configurations (27)
cpe:2.3:a:fortinet:fortisandbox:5.0.5:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisandbox:5.0.4:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisandbox:5.0.3:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisandbox:5.0.2:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisandbox:5.0.1:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisandbox:5.0.0:*:*:*:*:*:*:*
Check the firmware or software version for Fortinet FortiSandbox in the device's admin interface against the vendor advisory.
Description
A improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.5, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox 4.2 all versions, FortiSandbox Cloud 5.0.4 through 5.0.5, FortiSandbox PaaS 5.0.4 through 5.0.5 may allow an unauthenticated attacker to execute unauthorized commands via specifically crafted HTTP requests