Open redirect in Fortinet FortiSIEM
Priority LOW 15CWE-601Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- High
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-601.
Summary
A url redirection to untrusted site ('open redirect') vulnerability in Fortinet FortiSIEM 7.5.0 through 7.5.1, FortiSIEM 7.4.1 through 7.4.2 may allow attacker to execute unauthorized code or commands via <insert attack vector here>
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00218 12th 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 | FortiSIEM | 7.5.0 – 7.5.1; 7.4.1 – 7.4.2 | — | No fix listed | CNA |
- FortiSIEM VendorFortinet Affected 7.5.0 – 7.5.1; 7.4.1 – 7.4.2 Fixed in — No fix listed CNA
CPE names CNA · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fortinet:fortisiem:7.5.1:*:*:*:*:*:*:* | 7.5.1 | — | Fortinet |
| cpe:2.3:a:fortinet:fortisiem:7.5.0:*:*:*:*:*:*:* | 7.5.0 | — | Fortinet |
| cpe:2.3:a:fortinet:fortisiem:7.4.2:*:*:*:*:*:*:* | 7.4.2 | — | Fortinet |
| cpe:2.3:a:fortinet:fortisiem:7.4.1:*:*:*:*:*:*:* | 7.4.1 | — | Fortinet |
- cpe:2.3:a:fortinet:fortisiem:7.5.1:*:*:*:*:*:*:* Versions 7.5.1 — ·Fortinet
- cpe:2.3:a:fortinet:fortisiem:7.5.0:*:*:*:*:*:*:* Versions 7.5.0 — ·Fortinet
- cpe:2.3:a:fortinet:fortisiem:7.4.2:*:*:*:*:*:*:* Versions 7.4.2 — ·Fortinet
- cpe:2.3:a:fortinet:fortisiem:7.4.1:*:*:*:*:*:*:* Versions 7.4.1 — ·Fortinet
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-84389
- 2026-10-03 Alias added: GHSA-3fm5-pxmf-24vc
- 2026-11-03 CISA SSVC decision points changed
References
More Fortinet vulnerabilities
- TI-2026-65779 Path traversal in Fortinet FortiMail KEVCVSS 3.1CRITICAL 9.8
- TI-2026-20057 Authentication bypass in Fortinet FortiWeb KEVCVSS 3.1CRITICAL 9.4
- TI-2025-39856 Path traversal in Fortinet FortiWeb KEVCVSS 3.1CRITICAL 9.4
- TI-2025-23811 Stack-based buffer overflow in Fortinet FortiNDR KEVCVSS 3.1CRITICAL 9.8
- TI-2025-18919 SQL injection in Fortinet FortiWeb KEVCVSS 3.1CRITICAL 9.8
- TI-2025-18911 Heap-based buffer overflow in Fortinet FortiSwitchManager KEVCVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-84389 · CVE Program
- CVE-2026-84389 · NVD
- FIRST EPSS
- GHSA-3fm5-pxmf-24vc · 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