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CVE-2020-36932— Seacms 11.1 - 'checkuser' Stored XSS

Quick assessment

Affected
Seacms Seacms
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.

SeaCMS是海洋CMS（SeaCMS）公司的一套使用PHP编写的免费、开源的网站内容管理系统。该系统主要被设计用来管理视频点播资源。 SeaCMS 11.1版本存在跨站脚本漏洞，该漏洞源于对admin设置页面中checkuser参数的清理不当，可能导致存储型跨站脚本攻击。

CVSS 6.1 · Medium EPSS 0.28% · P19

Affected Version Matrix 1

VendorProduct Version RangeStatus
Seacms Seacms ≤ 11.1 affected
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I. Basic Information for CVE-2020-36932

Vulnerability Information
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Vulnerability Title
Seacms 11.1 - 'checkuser' Stored XSS
Source: CVE Program / CVE List V5
Vulnerability Description
SeaCMS 11.1 contains a stored cross-site scripting vulnerability in the checkuser parameter of the admin settings page. Attackers can inject malicious JavaScript payloads that will execute in users' browsers when the page is loaded.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/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
SeaCMS 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SeaCMS是海洋CMS（SeaCMS）公司的一套使用PHP编写的免费、开源的网站内容管理系统。该系统主要被设计用来管理视频点播资源。 SeaCMS 11.1版本存在跨站脚本漏洞，该漏洞源于对admin设置页面中checkuser参数的清理不当，可能导致存储型跨站脚本攻击。
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
Seacms Seacms 0 ~ 11.1 -

II. Public POCs for CVE-2020-36932

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III. Intelligence Information for CVE-2020-36932

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Vendor Pages for CVE-2020-36932 (1)

IV. Related Vulnerabilities

Same product: Seacms
Same weakness: CWE-79

V. Comments for CVE-2020-36932

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