CVE-2021-4293

Name: CVE-2021-4293
Creator: NVD / NIST
Published: 2022-12-28T09:15:08.07+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.51%

Last modified Jun 17, 2026

CVE-2021-4293 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability classified as problematic has been found in gnuboard youngcart5 up to 5.4.5.1. Affected is an unknown function of the file adm/menu_list_update.php. EPSS estimates a 0.51% chance of exploitation in the next 30 days.

Description

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability classified as problematic has been found in gnuboard youngcart5 up to 5.4.5.1. Affected is an unknown function of the file adm/menu_list_update.php. The manipulation of the argument me_link leads to cross site scripting. It is possible to launch the attack remotely. Upgrading to version 5.4.5.2 is able to address this issue. The name of the patch is 70daa537adfa47b87af12d85f1e698fff01785ff. It is recommended to upgrade the affected component. VDB-216954 is the identifier assigned to this vulnerability. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

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

0.51%

39.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Sir	Youngcart5	< 5.4.5.2

References

https://github.com/gnuboard/youngcart5/commit/70daa537adfa47b87af12d85f1e698fff01785ffPatch, Third Party Advisory
https://github.com/gnuboard/youngcart5/releases/tag/5.4.5.2Third Party Advisory
https://vuldb.com/?ctiid.216954Third Party Advisory
https://vuldb.com/?id.216954Third Party Advisory
https://github.com/gnuboard/youngcart5/commit/70daa537adfa47b87af12d85f1e698fff01785ffPatch, Third Party Advisory
https://github.com/gnuboard/youngcart5/releases/tag/5.4.5.2Third Party Advisory
https://vuldb.com/?ctiid.216954Third Party Advisory
https://vuldb.com/?id.216954Third Party Advisory

Timeline

Published: Dec 28, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-4293?

How severe is CVE-2021-4293?

CVE-2021-4293 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.51% probability of exploitation in the next 30 days.

How do I fix CVE-2021-4293?

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-2021-4293?

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

Scan your code now

Source: NVD / NIST