Cross-site scripting in Fortinet FortiMail
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
An unauthenticated XSS vulnerability with FortiMail 5.0.0 - 5.2.9 and 5.3.0 - 5.3.8 could allow an attacker to execute arbitrary scripts in the security context of the browser of a victim logged in FortiMail, assuming the victim is social engineered into clicking an URL crafted by the attacker.
Why it matters now
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 | FortiMail | 5.0.0 -> 5.2.9, 5.3.0 -> 5.3.8 | — | No fix listed | CNA |
- FortiMail VendorFortinet Affected 5.0.0 -> 5.2.9, 5.3.0 -> 5.3.8 Fixed in — No fix listed CNA
CPE configurations NVD · 31
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fortinet:fortimail:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.0.5:*:*:*:*:*:*:* | 5.0.5 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.0.6:*:*:*:*:*:*:* | 5.0.6 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.0.7:*:*:*:*:*:*:* | 5.0.7 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.0.8:*:*:*:*:*:*:* | 5.0.8 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.0.9:*:*:*:*:*:*:* | 5.0.9 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.0.10:*:*:*:*:*:*:* | 5.0.10 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.1:*:*:*:*:*:*:* | 5.1 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.1.2:*:*:*:*:*:*:* | 5.1.2 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.1.3:*:*:*:*:*:*:* | 5.1.3 | Vulnerable | Fortinet |
- cpe:2.3:a:fortinet:fortimail:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.0.5:*:*:*:*:*:*:* Versions 5.0.5 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.0.6:*:*:*:*:*:*:* Versions 5.0.6 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.0.7:*:*:*:*:*:*:* Versions 5.0.7 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.0.8:*:*:*:*:*:*:* Versions 5.0.8 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.0.9:*:*:*:*:*:*:* Versions 5.0.9 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.0.10:*:*:*:*:*:*:* Versions 5.0.10 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.1:*:*:*:*:*:*:* Versions 5.1 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.1.2:*:*:*:*:*:*:* Versions 5.1.2 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.1.3:*:*:*:*:*:*:* Versions 5.1.3 Vulnerable ·Fortinet
Show 21 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fortinet:fortimail:5.1.5:*:*:*:*:*:*:* | 5.1.5 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.1.6:*:*:*:*:*:*:* | 5.1.6 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.2:*:*:*:*:*:*:* | 5.2 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.2.1:*:*:*:*:*:*:* | 5.2.1 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.2.2:*:*:*:*:*:*:* | 5.2.2 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.2.3:*:*:*:*:*:*:* | 5.2.3 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.2.4:*:*:*:*:*:*:* | 5.2.4 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.2.5:*:*:*:*:*:*:* | 5.2.5 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.2.6:*:*:*:*:*:*:* | 5.2.6 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.2.7:*:*:*:*:*:*:* | 5.2.7 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.2.8:*:*:*:*:*:*:* | 5.2.8 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.2.9:*:*:*:*:*:*:* | 5.2.9 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.3:*:*:*:*:*:*:* | 5.3 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.3.1:*:*:*:*:*:*:* | 5.3.1 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.3.2:*:*:*:*:*:*:* | 5.3.2 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.3.3:*:*:*:*:*:*:* | 5.3.3 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.3.4:*:*:*:*:*:*:* | 5.3.4 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.3.5:*:*:*:*:*:*:* | 5.3.5 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.3.6:*:*:*:*:*:*:* | 5.3.6 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.3.7:*:*:*:*:*:*:* | 5.3.7 | Vulnerable | Fortinet |
| cpe:2.3:a:fortinet:fortimail:5.3.8:*:*:*:*:*:*:* | 5.3.8 | Vulnerable | Fortinet |
- cpe:2.3:a:fortinet:fortimail:5.1.5:*:*:*:*:*:*:* Versions 5.1.5 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.1.6:*:*:*:*:*:*:* Versions 5.1.6 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.2:*:*:*:*:*:*:* Versions 5.2 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.2.1:*:*:*:*:*:*:* Versions 5.2.1 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.2.2:*:*:*:*:*:*:* Versions 5.2.2 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.2.3:*:*:*:*:*:*:* Versions 5.2.3 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.2.4:*:*:*:*:*:*:* Versions 5.2.4 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.2.5:*:*:*:*:*:*:* Versions 5.2.5 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.2.6:*:*:*:*:*:*:* Versions 5.2.6 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.2.7:*:*:*:*:*:*:* Versions 5.2.7 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.2.8:*:*:*:*:*:*:* Versions 5.2.8 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.2.9:*:*:*:*:*:*:* Versions 5.2.9 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.3:*:*:*:*:*:*:* Versions 5.3 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.3.1:*:*:*:*:*:*:* Versions 5.3.1 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.3.2:*:*:*:*:*:*:* Versions 5.3.2 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.3.3:*:*:*:*:*:*:* Versions 5.3.3 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.3.4:*:*:*:*:*:*:* Versions 5.3.4 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.3.5:*:*:*:*:*:*:* Versions 5.3.5 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.3.6:*:*:*:*:*:*:* Versions 5.3.6 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.3.7:*:*:*:*:*:*:* Versions 5.3.7 Vulnerable ·Fortinet
- cpe:2.3:a:fortinet:fortimail:5.3.8:*:*:*:*:*:*:* Versions 5.3.8 Vulnerable ·Fortinet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-3125
- 2026-10-03 Alias added: GHSA-fxgw-f44q-85m6
References
Advisory 1
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-2017-3125 · CVE Program
- CVE-2017-3125 · NVD
- FIRST EPSS
- GHSA-fxgw-f44q-85m6 · 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