CVE-2017-7339 Cross-site scripting in Fortinet FortiPortal

What is CVE-2017-7339?

CVE-2017-7339 is a medium-severity cross-site scripting vulnerability in Fortinet, Inc. Fortinet FortiPortal, published on 26 May 2017. 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 Cross-Site Scripting vulnerability in Fortinet FortiPortal versions 4.0.0 and below allows an attacker to execute unauthorized code or commands via the 'Name' and 'Description' inputs in the 'Add Revision Backup' functionality.

Weakness: CWE-79

Which versions are affected by CVE-2017-7339?

It affects 1 product.

Products include Fortinet Fortiportal.

How do I fix CVE-2017-7339?

No fix has been published for CVE-2017-7339 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2017-7339 being exploited?

There is no known exploitation of CVE-2017-7339 in the wild and no public exploit code.

Other vulnerabilities in Fortinet, Inc. Fortinet FortiPortal

• CVE-2021-32590 SQL injection in Fortinet FortiPortal Critical 9.9
• CVE-2021-32588 Hardcoded credentials in Fortinet FortiPortal Critical 9.8
• CVE-2017-7342 Security feature bypass in Fortinet FortiPortal Critical 9.8
• CVE-2017-7337 Missing authorization in Fortinet FortiPortal Critical 9.1
• CVE-2025-24470 Path traversal in FortiPortal High 8.1

Sources

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

Also known as GHSA-gc6g-px67-ppv4.