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CVE-2020-36955— Grav CMS 1.6.30 Admin Plugin 1.9.18 - 'Page Title' Persistent Cross-Site Scripting

Quick assessment

Affected
Getgrav Grav CMS Admin Plugin
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.

Grav CMS是Grav开源的一个基于文件的扁平化内容管理系统。 Grav CMS 1.9.18存在跨站脚本漏洞，该漏洞源于页面标题字段存在持久型跨站脚本，可能导致执行恶意脚本。

CVSS 6.4 · Medium EPSS 0.64% · P49
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I. Basic Information for CVE-2020-36955

Vulnerability Information
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Vulnerability Title
Grav CMS 1.6.30 Admin Plugin 1.9.18 - 'Page Title' Persistent Cross-Site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
Grav CMS 1.6.30 with Admin Plugin 1.9.18 contains a persistent cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through the page title field. Attackers can create a new page with a malicious script in the title, which will be executed when the page is viewed in the admin panel or on the site.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/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
Grav CMS 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grav CMS是Grav开源的一个基于文件的扁平化内容管理系统。 Grav CMS 1.9.18存在跨站脚本漏洞，该漏洞源于页面标题字段存在持久型跨站脚本，可能导致执行恶意脚本。
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
Getgrav Grav CMS Admin Plugin 0 ~ 1.9.18 -

II. Public POCs for CVE-2020-36955

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III. Intelligence Information for CVE-2020-36955

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Exploits & Public PoCs for CVE-2020-36955 (1)

IV. Related Vulnerabilities

Same vendor: Getgrav
Same weakness: CWE-79

V. Comments for CVE-2020-36955

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