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6.1
CVE-2021-43063: A improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiWeb version 6.4.1 and 6.4.0, version 6.3.15 and below, version 6.2.6 and below allows attacke...
CVE-2021-43063 · published 4 years ago
Summary
A improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiWeb version 6.4.1 and 6.4.0, version 6.3.15 and below, version 6.2.6 and below allows attacker to execute unauthorized code or commands via crafted HTTP GET requests to the login webpage.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| fortinet | fortiweb |
>= 6.2.0, <= 6.2.6 >= 6.3.0, <= 6.3.15 6.4.0 6.4.1 cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:* |
Original advisory text
A improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiWeb version 6.4.1 and 6.4.0, version 6.3.15 and below, version 6.2.6 and below allows attacke...
A improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiWeb version 6.4.1 and 6.4.0, version 6.3.15 and below, version 6.2.6 and below allows attacker to execute unauthorized code or commands via crafted HTTP GET requests to the login webpage.
References
- https://fortiguard.com/advisory/FG-IR-21-122 Patch Vendor Advisory
Internet-facing
60 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit
- Gives an attacker partial control
Type
CWE-79Cross-site Scripting (XSS)
Timeline
Published8 Dec 2021
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2021-43063 · NVD
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