Vulnerability details

CVE-2023-47539

Fortinet FortiMail

CVSS 3.1

9.0Critical

Official description

An improper access control vulnerability in FortiMail version 7.4.0 configured with RADIUS authentication and remote_wildcard enabled may allow a remote unauthenticated attacker to bypass admin login via a crafted HTTP request.

CVSS scores

Score	Version	Source	Vector
9.0Critical	3.1	CVEProject cvelistV5 (CNA) (fortinet)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:X/RC:X`

Affected products

Vendor	Product	Versions	Source
Fortinet	FortiMail	7.4.0	CVEProject cvelistV5 (CNA)

References and advisories

https://fortiguard.com/psirt/FG-IR-23-439

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Details

Published: 2025-03-18
Last updated: 2026-02-26
State: Published
Assigner (CNA): fortinet

Exploit prediction (EPSS)

1.05%

Probability of exploitation in 30 days

64.6%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-284
Improper access control