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CVE-2021-25967— CKAN - Stored Cross-Site Scripting (XSS) via SVG File Upload

Quick assessment

Affected
ckan ckan
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.

Ckan是一个开源 Dms（数据管理系统）。用于为数据中心和数据门户提供动力。 CKAN 2.9.0到2.9.3版本存在跨站脚本漏洞，攻击者可以通过上传用户头像的SVG文件进行攻击。

CVSS 5.4 · Medium EPSS 0.49% · P40
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I. Basic Information for CVE-2021-25967

Vulnerability Information
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Vulnerability Title
CKAN - Stored Cross-Site Scripting (XSS) via SVG File Upload
Source: CVE Program / CVE List V5
Vulnerability Description
In CKAN, versions 2.9.0 to 2.9.3 are affected by a stored XSS vulnerability via SVG file upload of users’ profile picture. This allows low privileged application users to store malicious scripts in their profile picture. These scripts are executed in a victim’s browser when they open the malicious profile picture
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/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
Ckan 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ckan是一个开源 Dms（数据管理系统）。用于为数据中心和数据门户提供动力。 CKAN 2.9.0到2.9.3版本存在跨站脚本漏洞，攻击者可以通过上传用户头像的SVG文件进行攻击。
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
ckan ckan 2.9.0 ~ unspecified -

II. Public POCs for CVE-2021-25967

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III. Intelligence Information for CVE-2021-25967

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Other References for CVE-2021-25967 (1)

IV. Related Vulnerabilities

Same product: ckan
Same vendor: ckan
Same weakness: CWE-79

V. Comments for CVE-2021-25967

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