CVE-2021-36181 Race condition in Fortinet FortiPortal

What is CVE-2021-36181?

CVE-2021-36181 is a low-severity vulnerability in Fortinet FortiPortal, published on 2 Nov 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A concurrent execution using shared resource with improper Synchronization vulnerability ('Race Condition') in the customer database interface of FortiPortal before 6.0.6 may allow an authenticated, low-privilege user to bring the underlying database data into an inconsistent state via specific coordination of web requests.

Weakness: CWE-362

Which versions are affected by CVE-2021-36181?

It affects 1 product.

Products include Fortinet Fortiportal.

How do I fix CVE-2021-36181?

No fix has been published for CVE-2021-36181 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-36181 being exploited?

There is no known exploitation of CVE-2021-36181 in the wild and no public exploit code.

Other vulnerabilities in 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-64xp-v3fr-3344.