CVE-2021-43062

Name: CVE-2021-43062
Creator: NVD / NIST
Published: 2022-02-02T11:15:07.887+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 12.94%

Last modified Jun 17, 2026

CVE-2021-43062 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiMail version 7.0.1 and 7.0.0, version 6.4.5 and below, version 6.3.7 and below, version 6.0.11 and below allows attacker to execute unauthorized code or commands via crafted HTTP GET requests to the FortiGuard URI protection service.. EPSS estimates a 12.94% chance of exploitation in the next 30 days.

Description

A improper neutralization of input during web page generation ('cross-site scripting') in Fortinet FortiMail version 7.0.1 and 7.0.0, version 6.4.5 and below, version 6.3.7 and below, version 6.0.11 and below allows attacker to execute unauthorized code or commands via crafted HTTP GET requests to the FortiGuard URI protection service.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

12.94%

95.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Fortinet	Fortimail	>= 6.2.0, < 6.2.8
Fortinet	Fortimail	>= 6.4.0, < 6.4.6
Fortinet	Fortimail	>= 7.0.0, < 7.0.2

References

http://packetstormsecurity.com/files/166055/Fortinet-Fortimail-7.0.1-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://fortiguard.com/advisory/FG-IR-21-185Vendor Advisory
http://packetstormsecurity.com/files/166055/Fortinet-Fortimail-7.0.1-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://fortiguard.com/advisory/FG-IR-21-185Vendor Advisory

Timeline

Published: Feb 2, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-43062?

How severe is CVE-2021-43062?

CVE-2021-43062 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 12.94% probability of exploitation in the next 30 days.

How do I fix CVE-2021-43062?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-43062?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST