CVE Watch—

CVE-2025-32756

Fortinet Multiple Products Stack-Based Buffer Overflow Vulnerability

CVSS

—

No CVSS

EPSS

32.0%

p98

KEV

YES

May 14, 2025

Exploit Today

0-100

Published: — · Last modified: —

EPSS · 30d

31.4%EPSS · 30 days32.0%

2026-06-302026-07-16

KEV catalog record

Product

Fortinet / Multiple Products

Vulnerability

Fortinet Multiple Products Stack-Based Buffer Overflow Vulnerability

Added to KEV

May 14, 2025

Remediate by

Jun 4, 2025

Known ransomware use

Summary description

Fortinet FortiFone, FortiVoice, FortiNDR and FortiMail contain a stack-based overflow vulnerability that may allow a remote unauthenticated attacker to execute arbitrary code or commands via crafted HTTP requests.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes

https://fortiguard.fortinet.com/psirt/FG-IR-25-254 ; https://nvd.nist.gov/vuln/detail/CVE-2025-32756

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