Path traversal in Fortinet FortiMail
Priority MEDIUM 42CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
Multiple Path traversal vulnerabilities in the Webmail of FortiMail before 6.4.4 may allow a regular user to obtain unauthorized access to files and data via specifically crafted web requests.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01102 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
- Total
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 FortiMail | FortiMail before 6.4.4 | — | No fix listed | CNA |
- Fortinet FortiMail VendorFortinet Affected FortiMail before 6.4.4 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:* | 5.4.0 – 5.4.12; 6.0.0 to before 6.0.11; 6.2.0 to before 6.2.7; 6.4.0 to before 6.4.4 | Vulnerable | Fortinet |
- cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:* Versions 5.4.0 – 5.4.12; 6.0.0 to before 6.0.11; 6.2.0 to before 6.2.7; 6.4.0 to before 6.4.4 Vulnerable ·Fortinet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-24013
- 2026-10-03 Alias added: GHSA-43fc-qcr8-6g6r
References
More Fortinet Fortimail vulnerabilities
- TI-2026-65779 Path traversal in Fortinet FortiMail KEVCVSS 3.1CRITICAL 9.8
- TI-2025-23811 Stack-based buffer overflow in Fortinet FortiNDR KEVCVSS 3.1CRITICAL 9.8
- TI-2020-07433 Improper authentication in Fortinet FortiMail CVSS 3.1CRITICAL 9.8
- TI-2021-14584 An improper authentication vulnerability in FortiMail before 7.0.1 may allow a remote… CVSS 3.1CRITICAL 9.8
- TI-2021-06324 SQL injection in Fortinet FortiMail CVSS 3.1CRITICAL 9.8
- TI-2023-25708 Improper access control in Fortinet FortiMail CVSS 3.1CRITICAL 9.0
Sources
- CVE-2021-24013 · CVE Program
- CVE-2021-24013 · NVD
- FIRST EPSS
- GHSA-43fc-qcr8-6g6r · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences