CVE-2021-38290

Name: CVE-2021-38290
Creator: NVD / NIST
Published: 2021-08-09T11:15:07.377+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 1.29%

Last modified Jun 17, 2026

CVE-2021-38290 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. A host header attack vulnerability exists in FUEL CMS 1.5.0 through fuel/modules/fuel/config/fuel_constants.php and fuel/modules/fuel/libraries/Asset.php. An attacker can use a man in the middle attack such as phishing.. EPSS estimates a 1.29% chance of exploitation in the next 30 days.

Description

A host header attack vulnerability exists in FUEL CMS 1.5.0 through fuel/modules/fuel/config/fuel_constants.php and fuel/modules/fuel/libraries/Asset.php. An attacker can use a man in the middle attack such as phishing.

Metrics

CVSS 3.1

8.1/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.29%

66.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-74

Affected Software

Vendor	Product	Versions
Thedaylightstudio	Fuel Cms	<= 1.5.0

References

https://github.com/daylightstudio/FUEL-CMS/commit/8a0d88ad6869623c90e24b3b2ea33352049d39a7Patch, Third Party Advisory
https://github.com/daylightstudio/FUEL-CMS/issues/580Exploit, Third Party Advisory
https://github.com/daylightstudio/FUEL-CMS/commit/8a0d88ad6869623c90e24b3b2ea33352049d39a7Patch, Third Party Advisory
https://github.com/daylightstudio/FUEL-CMS/issues/580Exploit, Third Party Advisory

Timeline

Published: Aug 9, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-38290?

How severe is CVE-2021-38290?

CVE-2021-38290 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 1.29% probability of exploitation in the next 30 days.

How do I fix CVE-2021-38290?

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-2021-38290?

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

Scan your code now

Source: NVD / NIST