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CVE-2020-36828— DiscuzX install_function.php show_next_step cross site scripting

Quick assessment

Affected
n/a DiscuzX
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.

Discuz! X是一个论坛平台。 Discuz! X 3.4-20200818版本及之前版本存在跨站脚本漏洞，该漏洞源于对 uchidden 参数的错误操作会导致跨站点脚本编写。

CVSS 3.5 · Low EPSS 0.48% · P40
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I. Basic Information for CVE-2020-36828

Vulnerability Information
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Vulnerability Title
DiscuzX install_function.php show_next_step cross site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in DiscuzX up to 3.4-20200818. It has been classified as problematic. Affected is the function show_next_step of the file upload/install/include/install_function.php. The manipulation of the argument uchidden leads to cross site scripting. It is possible to launch the attack remotely. Upgrading to version 3.4-20210119 is able to address this issue. The name of the patch is 4a9673624f46f7609486778ded9653733020c567. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-258612.
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
Discuz! X 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Discuz! X是一个论坛平台。 Discuz! X 3.4-20200818版本及之前版本存在跨站脚本漏洞，该漏洞源于对 uchidden 参数的错误操作会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
- DiscuzX 3.4-20200818 -

II. Public POCs for CVE-2020-36828

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III. Intelligence Information for CVE-2020-36828

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Patches & Fixes for CVE-2020-36828 (1)

Vendor Advisories for CVE-2020-36828 (2)

Same Patch Batch · n/a · 2024-03-31 · 5 CVEs total

CVE-2024-3117 4.7 MEDIUM YouDianCMS ChannelAction.class.php unrestricted upload
CVE-2014-125110 3.5 LOW wp-file-upload Plugin wfu_ajaxactions.php wfu_ajax_action_callback cross site scripting
CVE-2023-51803 Heimdall 安全漏洞
CVE-2024-27609 Bonitasoft Bonita Web 安全漏洞

IV. Related Vulnerabilities

Same vendor: n/a
Same weakness: CWE-79

V. Comments for CVE-2020-36828

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