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CVE-2025-27824

Quick assessment

Affected
backdropcms Link iframe formatter
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.

Backdrop CMS是Backdrop CMS开源的一个内容管理系统（CMS）。 Backdrop CMS 1.x-1.1.1之前版本存在跨站脚本漏洞，该漏洞源于输入清理不足，可能导致跨站脚本攻击。

CVSS 6.4 · Medium EPSS 0.23% · P13
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I. Basic Information for CVE-2025-27824

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An XSS issue was discovered in the Link iframe formatter module before 1.x-1.1.1 for Backdrop CMS. It doesn't sufficiently sanitize input before displaying results to the screen. This vulnerability is mitigated by the fact that an attacker must have the ability to create content containing an iFrame field.
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
Backdrop CMS 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Backdrop CMS是Backdrop CMS开源的一个内容管理系统（CMS）。 Backdrop CMS 1.x-1.1.1之前版本存在跨站脚本漏洞，该漏洞源于输入清理不足，可能导致跨站脚本攻击。
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
backdropcms Link iframe formatter 0 ~ 1.x-1.1.1 -

II. Public POCs for CVE-2025-27824

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III. Intelligence Information for CVE-2025-27824

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Vendor Advisories for CVE-2025-27824 (1)

Same Patch Batch · backdropcms · 2025-03-07 · 5 CVEs total

CVE-2025-27822 7.5 HIGH Backdrop CMS 安全漏洞
CVE-2025-27826 6.4 MEDIUM Backdrop CMS 跨站脚本漏洞
CVE-2025-27825 6.4 MEDIUM Backdrop CMS 跨站脚本漏洞
CVE-2025-27823 6.4 MEDIUM Backdrop CMS 跨站脚本漏洞

IV. Related Vulnerabilities

Same vendor: backdropcms
Same weakness: CWE-79

V. Comments for CVE-2025-27824

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