CVE-2025-47294 Integer overflow in FortiOS

What is CVE-2025-47294?

CVE-2025-47294 is a medium-severity vulnerability in Fortinet Fortios, published on 28 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A integer overflow or wraparound in Fortinet FortiOS versions 7.2.0 through 7.2.7, versions 7.0.0 through 7.0.14 may allow a remote unauthenticated attacker to crash the csfd daemon via a specially crafted request.

Weakness: CWE-190

Which versions are affected by CVE-2025-47294?

It affects 1 product.

Products include Fortinet Fortios.

How do I fix CVE-2025-47294?

No fix has been published for CVE-2025-47294 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-47294 being exploited?

There is no known exploitation of CVE-2025-47294 in the wild and no public exploit code.

Other vulnerabilities in Fortinet Fortios

• CVE-2024-23113 Fortinet Multiple Products Format String Exploited Critical 9.8
• CVE-2022-40684 Fortinet Multiple Products Authentication Bypass Exploited Critical 9.8
• CVE-2024-55591 Fortinet FortiOS and FortiProxy Authentication Bypass Exploited Critical 9.6
• CVE-2024-21762 Fortinet FortiOS Out-of-Bound Write Exploited Critical 9.6
• CVE-2022-42475 Fortinet FortiOS Heap-Based Buffer Overflow Exploited Critical 9.3

All Fortinet Fortios vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-whfg-pc46-w8v3.