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CVE-2021-4293— gnuboard youngcart5 menu_list_update.php cross site scripting

Quick assessment

Affected
gnuboard youngcart5
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

youngcart5是kagla开源的一个开源购物中心程序。 youngcart5 5.4.5.1之前版本存在跨站脚本漏洞，该漏洞源于对参数me_link的错误操作导致跨站点脚本编写。

CVSS 3.5 · Low EPSS 0.51% · P41
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I. Basic Information for CVE-2021-4293

Vulnerability Information
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Vulnerability Title
gnuboard youngcart5 menu_list_update.php cross site scripting
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
youngcart5 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
youngcart5是kagla开源的一个开源购物中心程序。 youngcart5 5.4.5.1之前版本存在跨站脚本漏洞，该漏洞源于对参数me_link的错误操作导致跨站点脚本编写。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
gnuboard youngcart5 5.4.5.0 -

II. Public POCs for CVE-2021-4293

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III. Intelligence Information for CVE-2021-4293

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Patches & Fixes for CVE-2021-4293 (1)

Vendor Advisories for CVE-2021-4293 (1)

Other References for CVE-2021-4293 (1)

IV. Related Vulnerabilities

Same vendor: gnuboard
Same weakness: CWE-79

V. Comments for CVE-2021-4293

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