CVE-2021-42752 Cross-site scripting in Fortinet FortiWLM

What is CVE-2021-42752?

CVE-2021-42752 is a medium-severity cross-site scripting vulnerability in Fortinet FortiWLM, published on 8 Dec 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiWLM version 8.6.1 and below allows attacker to execute malicious javascript code on victim's host via crafted HTTP requests

Weakness: CWE-79

Which versions are affected by CVE-2021-42752?

It affects 1 product.

Products include Fortinet Fortiwlm.

How do I fix CVE-2021-42752?

No fix has been published for CVE-2021-42752 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-2021-42752 being exploited?

There is no known exploitation of CVE-2021-42752 in the wild and no public exploit code.

Other vulnerabilities in Fortinet FortiWLM

• CVE-2017-7336 Hardcoded credentials in Fortinet FortiWLM Critical 9.8
• CVE-2023-34990 Path traversal in FortiWLM Critical 9.6
• CVE-2023-34993 Command injection in FortiWLM Critical 9.6
• CVE-2023-36547 Command injection in FortiWLM Critical 9.6
• CVE-2023-36548 Command injection in FortiWLM Critical 9.6

Sources

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

Also known as GHSA-jjwg-7f28-x45q.