Path traversal in Fortinet FortiPortal
Priority LOW 31CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.
Summary
A Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Fortinet FortiPortal 6.x before 6.0.5, FortiPortal 5.3.x before 5.3.6 and any FortiPortal before 6.2.5 allows authenticated attacker to disclosure information via crafted GET request with malicious parameter values.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.011 65th 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 | Fortinet FortiPortal | FortiPortal 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.3.5, 5.3.4, 5.3.3, 5.3.2, 5.3.1, 5.3.0, 5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.1.2, 5.1.1, 5.1.0, 5.0.3, 5.0.2, 5.0.1, 5.0.0, 4.2.2, 4.2.1, 4.1.2, 4.1.1, 4.0.4, 4.0.3, 4.0.2, 4.0.1, 4.0.0 | — | No fix listed | CNA |
- Fortinet FortiPortal VendorFortinet Affected FortiPortal 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.3.5, 5.3.4, 5.3.3, 5.3.2, 5.3.1, 5.3.0, 5.2.5, 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.1.2, 5.1.1, 5.1.0, 5.0.3, 5.0.2, 5.0.1, 5.0.0, 4.2.2, 4.2.1, 4.1.2, 4.1.1, 4.0.4, 4.0.3, 4.0.2, 4.0.1, 4.0.0 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fortinet:fortiportal:*:*:*:*:*:*:*:* | before 5.2.6; 5.3.0 to before 5.3.6; 6.0.0 to before 6.0.5 | Vulnerable | Fortinet |
- cpe:2.3:a:fortinet:fortiportal:*:*:*:*:*:*:*:* Versions before 5.2.6; 5.3.0 to before 5.3.6; 6.0.0 to before 6.0.5 Vulnerable ·Fortinet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-36168
- 2026-10-03 Alias added: GHSA-c7pp-w27c-x32c
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-2021-36168 · CVE Program
- CVE-2021-36168 · NVD
- FIRST EPSS
- GHSA-c7pp-w27c-x32c · GitHub Advisory Database · CC BY 4.0
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