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TI-2023-18451 Aliases CVE-2023-36633GHSA-vgmj-g5qh-wr55

Improper authorization in Fortinet FortiMail

Priority LOW 25CWE-285Published · 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-285.

Summary

An improper authorization vulnerability [CWE-285] in FortiMail webmail version 7.2.0 through 7.2.2 and before 7.0.5 allows an authenticated attacker to see and modify the title of address book folders of other users via crafted HTTP or HTTPs requests.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0047 40th 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

VendorProductAffected versionsFixed inStatusSource
FortinetFortiMail7.2.0 – 7.2.2; 7.0.0 – 7.0.5; 6.4.0 – 6.4.8; 6.2.0 – 6.2.9; 6.0.0 – 6.0.12—No fix listedCNA
  • FortiMail VendorFortinet Affected 7.2.0 – 7.2.2; 7.0.0 – 7.0.5; 6.4.0 – 6.4.8; 6.2.0 – 6.2.9; 6.0.0 – 6.0.12 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*6.0.0 to before 7.0.6; 7.2.0 to before 7.2.3VulnerableFortinet
  • cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:* Versions 6.0.0 to before 7.0.6; 7.2.0 to before 7.2.3 Vulnerable ·Fortinet

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-36633
  2. 2026-10-03 Alias added: GHSA-vgmj-g5qh-wr55

References

Advisory 1

  • 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
See all 46 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences