CVE-2026-26083
Last modified
CVE-2026-26083 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A missing authorization vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.1, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox Cloud 5.0.2 through 5.0.5, FortiSandbox PaaS 23.4 all versions, FortiSandbox PaaS 23.3 all versions, FortiSandbox PaaS 23.1 all versions, FortiSandbox PaaS 22.2 all versions, FortiSandbox PaaS 22.1 all versions, FortiSandbox PaaS 21.4 all versions, FortiSandbox PaaS 21.3 all versions, FortiSandbox PaaS 5.0.0 through 5.0.1, FortiSandbox PaaS 4.4.5 through 4.4.8 may allow an unauthenticated attacker to execute unauthorized code or commands via HTTP requests.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.
Description
A missing authorization vulnerability in Fortinet FortiSandbox 5.0.0 through 5.0.1, FortiSandbox 4.4.0 through 4.4.8, FortiSandbox Cloud 5.0.2 through 5.0.5, FortiSandbox PaaS 23.4 all versions, FortiSandbox PaaS 23.3 all versions, FortiSandbox PaaS 23.1 all versions, FortiSandbox PaaS 22.2 all versions, FortiSandbox PaaS 22.1 all versions, FortiSandbox PaaS 21.4 all versions, FortiSandbox PaaS 21.3 all versions, FortiSandbox PaaS 5.0.0 through 5.0.1, FortiSandbox PaaS 4.4.5 through 4.4.8 may allow an unauthenticated attacker to execute unauthorized code or commands via HTTP requests.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fortinet | Fortisandbox | >= 4.4.0, < 4.4.9 |
| Fortinet | Fortisandbox | >= 5.0.0, < 5.0.2 |
| Fortinet | Fortisandbox Cloud | >= 5.0.2, < 5.0.6 |
| Fortinet | Fortisandbox Cloud | >= 23.1.4245, <= 23.4.4374 |
| Fortinet | Fortisandbox Cloud | 24.1.4436 |
| Fortinet | Fortisandbox Paas | >= 4.4.5, < 4.4.9 |
| Fortinet | Fortisandbox Paas | >= 5.0.0, < 5.0.2 |
| Fortinet | Fortisandbox Paas | >= 21.3.4055, <= 23.4.4374 |
References
- https://fortiguard.fortinet.com/psirt/FG-IR-26-136Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-26083?
How severe is CVE-2026-26083?
How do I fix CVE-2026-26083?
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-26077Discourse is an open source discussion platform. Prior to ve…6.5
- CVE-2026-26078Discourse is an open source discussion platform. Prior to ve…7.5
- CVE-2026-26079Roundcube Webmail before 1.5.13 and 1.6 before 1.6.13 allows…4.7
- CVE-2026-2608The Kadence Blocks — Page Builder Toolkit for Gutenberg Edit…4.3
- CVE-2026-26080HAProxy Community Edition 3.2.x through 3.3.x before 3.3.3 c…3.7
- CVE-2026-26081HAProxy Community Edition 3.0 through 3.3 before 3.3.3 lacks…4.8
- CVE-2026-26085Rejected reason: Not used
- CVE-2026-26086Rejected reason: Not used
- CVE-2026-26087Rejected reason: Not used
- CVE-2026-26088Rejected reason: Not used
- CVE-2026-26089Rejected reason: Not used
- CVE-2026-26090Rejected reason: Not used
Are you affected by CVE-2026-26083?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST