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CVE-2021-40100

Quick assessment

Affected
n/a n/a
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.

PortlandLabs Concrete Cms是美国PortlandLabs公司的一个面向团队的开源内容管理系统。 Concrete CMS 8.5.5及之前版本存在安全漏洞，该漏洞源于当活动对话编辑器设置为富文本时，会话中可能会出现存储的XSS。

AI Predicted 6.1 Difficulty: Easy EPSS 0.52% · P42

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-40100

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in Concrete CMS through 8.5.5. Stored XSS can occur in Conversations when the Active Conversation Editor is set to Rich Text.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
PortlandLabs Concrete Cms 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PortlandLabs Concrete Cms是美国PortlandLabs公司的一个面向团队的开源内容管理系统。 Concrete CMS 8.5.5及之前版本存在安全漏洞，该漏洞源于当活动对话编辑器设置为富文本时，会话中可能会出现存储的XSS。
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
- n/a n/a -

II. Public POCs for CVE-2021-40100

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-40100

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Other References for CVE-2021-40100 (2)

Same Patch Batch · n/a · 2021-09-24 · 20 CVEs total

CVE-2021-40309 OS4Ed OpenSIS SQL注入漏洞
CVE-2021-21742 ZTE Axon 30 Pro Message Service App 安全漏洞
CVE-2020-20514 Maccms 跨站请求伪造漏洞
CVE-2020-20508 Shopkit 跨站脚本漏洞
CVE-2021-40655 D-link Dir-605 B2 安全漏洞
CVE-2021-40654 D-link Dir-605 B2 安全漏洞
CVE-2021-41504 D-link Dcs-932L和D-link Dcs-5000L 安全漏洞
CVE-2021-41503 D-link Dcs-932L和D-link Dcs-5000L 授权问题漏洞
CVE-2021-39246 Tor Browser 日志信息泄露漏洞
CVE-2021-28130 Dr.Web Firewall 代码问题漏洞
CVE-2021-41581 LibreSSL 缓冲区错误漏洞
CVE-2021-40310 OpenSIS 跨站脚本漏洞
CVE-2021-40099 PortlandLabs Concrete CMS 安全漏洞
CVE-2021-40102 PortlandLabs Concrete Cms 代码问题漏洞
CVE-2021-41586 Gradle 代码问题漏洞
CVE-2021-41587 Gradle 代码问题漏洞
CVE-2021-41588 Gradle 代码问题漏洞
CVE-2021-41584 Gradle 信息泄露漏洞
CVE-2021-41583 Commons Conservancy eduVPN 输入验证错误漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-40100

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