CVE-2026-24732— Improper permission checks in Extension:NSFileRepo
Quick assessment
Affected
Hallo Welt! GmbH BlueSpice
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.
Hallo Welt! BlueSpice是德国Hallo Welt!公司的一个企业知识库管理软件。 Hallo Welt! BlueSpice存在安全漏洞，该漏洞源于文件和目录外部可访问及关键资源权限分配不当，可能导致绕过访问控制列表和电子锁。
Possible ATT&CK Techniques 1 AI
T1528 · Steal Application Access Token
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I. Basic Information for CVE-2026-24732
Vulnerability Information
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Vulnerability Title
Improper permission checks in Extension:NSFileRepo
Source: CVE Program / CVE List V5
Vulnerability Description
Files or Directories Accessible to External Parties, Incorrect Permission Assignment for Critical Resource vulnerability in Hallo Welt! GmbH BlueSpice (Extension:NSFileRepo modules) allows Accessing Functionality Not Properly Constrained by ACLs, Bypassing Electronic Locks and Access Controls.This issue affects BlueSpice: from 5.1 through 5.1.3, from 5.2 through 5.2.0.
HINT: Versions provided apply to BlueSpice MediaWiki releases. For Extension:NSFileRepo the affected versions are 3.0 < 3.0.5
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/S:P/AU:Y/RE:L
Source: CVE Program / CVE List V5
Vulnerability Type
对外部实体的文件或目录可访问
Source: CVE Program / CVE List V5
Vulnerability Title
Hallo Welt! BlueSpice 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hallo Welt! BlueSpice是德国Hallo Welt!公司的一个企业知识库管理软件。 Hallo Welt! BlueSpice存在安全漏洞，该漏洞源于文件和目录外部可访问及关键资源权限分配不当，可能导致绕过访问控制列表和电子锁。
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 |
|---|---|---|---|---|
| Hallo Welt! GmbH | BlueSpice | 5.1 ~ 5.1.3 | - |
|
II. Public POCs for CVE-2026-24732
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-24732 (1)
IV. Related Vulnerabilities
Same product: BlueSpice
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Same vendor: Hallo Welt! GmbH
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Same weakness: CWE-552
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V. Comments for CVE-2026-24732
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