CVE-2023-5221

Name: CVE-2023-5221
Creator: NVD / NIST
Published: 2023-09-27T15:19:43.28+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.30%

Last modified Jun 17, 2026

CVE-2023-5221 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability classified as critical has been found in ForU CMS. This affects an unknown part of the file /install/index.php. EPSS estimates a 1.30% chance of exploitation in the next 30 days.

Description

A vulnerability classified as critical has been found in ForU CMS. This affects an unknown part of the file /install/index.php. The manipulation of the argument db_name leads to code injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The associated identifier of this vulnerability is VDB-240363. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.30%

66.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-94

Affected Software

Vendor	Product	Versions
Foru Cms Project	Foru Cms	All versions

References

https://github.com/Fovker8/cve/blob/main/rce.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.240363Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/?id.240363Third Party Advisory, VDB Entry
https://github.com/Fovker8/cve/blob/main/rce.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.240363Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/?id.240363Third Party Advisory, VDB Entry

Timeline

Published: Sep 27, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-5221?

How severe is CVE-2023-5221?

CVE-2023-5221 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.30% probability of exploitation in the next 30 days.

How do I fix CVE-2023-5221?

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-2023-5221?

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

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Source: NVD / NIST