CVE-2023-34984 Code injection in FortiWeb

What is CVE-2023-34984?

CVE-2023-34984 is a high-severity code injection vulnerability in Fortinet Fortiweb, published on 13 Sep 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A protection mechanism failure in Fortinet FortiWeb 7.2.0 through 7.2.1, 7.0.0 through 7.0.6, 6.4.0 through 6.4.3, 6.3.6 through 6.3.23 allows attacker to execute unauthorized code or commands via specially crafted HTTP requests.

Weakness: CWE-693

Which versions are affected by CVE-2023-34984?

It affects 1 product.

Products include Fortinet Fortiweb.

How do I fix CVE-2023-34984?

No fix has been published for CVE-2023-34984 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2023-34984 being exploited?

There is no known exploitation of CVE-2023-34984 in the wild and no public exploit code.

Other vulnerabilities in Fortinet Fortiweb

• CVE-2025-25257 Fortinet FortiWeb SQL Injection Exploited Critical 9.6
• CVE-2025-64446 Fortinet FortiWeb Path Traversal Exploited Critical 9.4
• CVE-2025-58034 Fortinet FortiWeb OS Command Injection Exploited Medium 6.7
• CVE-2020-29015 SQL injection in Fortinet FortiWeb Critical 9.8
• CVE-2020-29016 Memory corruption in Fortinet FortiWeb Critical 9.8

All Fortinet Fortiweb vulnerabilities

Sources

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

Also known as GHSA-m4f8-h2j6-g2c3.