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CVE-2024-2753— Concrete CMS version 9 below 9.2.8 and below 8.5.16 is vulnerable to stored XSS on the calendar color settings screen

Quick assessment

Affected
Concrete CMS Concrete CMS
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 9.2.8 之前、8.5.16 之前版本存在安全漏洞，该漏洞源于用户输入的信息会在不转义的情况下输出，攻击者可能会将恶意 JavaScript 注入到 Calendar Color。

CVSS 2.0 · Low EPSS 0.36% · P28

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript
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I. Basic Information for CVE-2024-2753

Vulnerability Information
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Vulnerability Title
Concrete CMS version 9 below 9.2.8 and below 8.5.16 is vulnerable to stored XSS on the calendar color settings screen
Source: CVE Program / CVE List V5
Vulnerability Description
Concrete CMS version 9 before 9.2.8 and previous versions prior to 8.5.16 is vulnerable to Stored XSS on the calendar color settings screen since Information input by the user is output without escaping. A rogue administrator could inject malicious javascript into the Calendar Color Settings screen which might be executed when users visit the affected page. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 2.0 with a vector of AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N&version=3.1 https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator   Thank you Rikuto Tauchi for reporting
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/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
PortlandLabs Concrete CMS 安全漏洞
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 9.2.8 之前、8.5.16 之前版本存在安全漏洞，该漏洞源于用户输入的信息会在不转义的情况下输出，攻击者可能会将恶意 JavaScript 注入到 Calendar Color。
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
Concrete CMS Concrete CMS 9.0.0 ~ 9.2.8 -

II. Public POCs for CVE-2024-2753

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III. Intelligence Information for CVE-2024-2753

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Other References for CVE-2024-2753 (2)

Same Patch Batch · Concrete CMS · 2024-04-03 · 5 CVEs total

CVE-2024-3178 3.1 LOW Concrete CMS versions 9 below 9.2.8 and versions below 8.5.16 are vulnerable to Cross-site
CVE-2024-3179 3.1 LOW Concrete CMS version 9 before 9.2.8 and previous versions before 8.5.16 are vulnerable to 
CVE-2024-3181 3.1 LOW Concrete CMS version 9 prior to 9.2.8 and previous versions prior to 8.5.16 are vulnerable
CVE-2024-3180 3.1 LOW Concrete CMS version 9 below 9.2.8 and previous versions below 8.5.16 is vulnerable to Sto

IV. Related Vulnerabilities

Same product: Concrete CMS
Same vendor: Concrete CMS
Same weakness: CWE-79

V. Comments for CVE-2024-2753

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