Authorization bypass in Fortinet FortiPortal
Priority MEDIUM 44CWE-639Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-639.
Summary
An Authorization Bypass Through User-Controlled Key vulnerability [CWE-639] affecting PortiPortal version 7.2.1 and below, version 7.0.6 and below, version 6.0.14 and below, version 5.3.8 and below may allow a remote authenticated user with at least read-only permissions to access to other organization endpoints via crafted GET requests.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.22238 97th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Fortinet | FortiPortal | 7.2.0 – 7.2.1; 7.0.0 – 7.0.6; 6.0.0 – 6.0.14; 5.3.0 – 5.3.8 | — | No fix listed | CNA |
- FortiPortal VendorFortinet Affected 7.2.0 – 7.2.1; 7.0.0 – 7.0.6; 6.0.0 – 6.0.14; 5.3.0 – 5.3.8 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fortinet:fortiportal:*:*:*:*:*:*:*:* | 5.3.0 – 5.3.8; 6.0.0 – 6.0.14; 7.0.0 to before 7.0.7; 7.2.0 to before 7.2.2 | Vulnerable | Fortinet |
- cpe:2.3:a:fortinet:fortiportal:*:*:*:*:*:*:*:* Versions 5.3.0 – 5.3.8; 6.0.0 – 6.0.14; 7.0.0 to before 7.0.7; 7.2.0 to before 7.2.2 Vulnerable ·Fortinet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-48783
- 2026-10-03 Alias added: GHSA-pp66-r2h3-jcwq
References
More Fortinet Fortiportal vulnerabilities
- TI-2021-12259 Hard-coded credentials in Fortinet FortiPortal CVSS 3.1CRITICAL 9.8
- TI-2021-12260 Use after free in Fortinet FortiManager CVSS 3.1CRITICAL 9.8
- TI-2024-14445 Authorization bypass in Fortinet FortiPortal CVSS 3.1MEDIUM 4.3
- TI-2017-05005 Improper input validation in Fortinet FortiPortal CVSS 3.0CRITICAL 9.8
- TI-2024-17109 Missing authentication in Fortinet FortiManager CVSS 3.1CRITICAL 9.8
- TI-2017-05000 Incorrect permission assignment in Fortinet FortiPortal CVSS 3.0CRITICAL 9.1
Sources
- CVE-2023-48783 · CVE Program
- CVE-2023-48783 · NVD
- FIRST EPSS
- GHSA-pp66-r2h3-jcwq · GitHub Advisory Database · CC BY 4.0
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