Improper permission checks in Extension:NSFileRepo

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2026-24732
StatePUBLISHED
AssignerHW
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-04 13:15:58 UTC
Updated2026-04-28 21:06:10 UTC
DescriptionFiles 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

Risk And Classification

Primary CVSS: v4.0 6.6 MEDIUM from [email protected]

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:Y/R:X/V:X/RE:L/U:X

EPSS: 0.000590000 probability, percentile 0.181700000 (date 2026-04-28)

Problem Types: CWE-552 | CWE-732 | CWE-552 CWE-552 Files or Directories Accessible to External Parties | CWE-732 CWE-732 Incorrect Permission Assignment for Critical Resource

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary6.6MEDIUMCVSS: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/C...
4.0CNACVSS6.6MEDIUMCVSS: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...

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
None
Availability
None
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:Y/R:X/V:X/RE:L/U:X

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Hallo Welt! GmbH BlueSpice affected 5.1 5.1.3 semver Not specified
CNA Hallo Welt! GmbH BlueSpice affected 5.2 5.2.0 semver Not specified

References

ReferenceSourceLinkTags
en.wiki.bluespice.com/wiki/Security:Security_Advisories/BSSA-2026-02 [email protected] en.wiki.bluespice.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Workarounds

CNA: Make sure $wgGroupPermissions['*']['read'] is set to false in the  LocalSettings.php.

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