CVE-2026-24732Network attack vector

Unauthenticated file disclosure via missing ACL enforcement

Published Mar 4, 2026 · Updated Mar 4, 2026

Information disclosure in Hallo Welt! GmbH BlueSpice 5.1 through 5.1.3 and 5.2 through 5.2.0 allows remote attackers to read protected files. Extension:NSFileRepo modules expose file or directory functionality without enforcing configured ACLs; the vendor has not named the affected code path. No authentication or user interaction is required, and the published impact is limited to confidentiality without integrity or availability effects.

CVSS severity8.7
High
EPSS probability0.27%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in Hallo Welt! GmbH BlueSpice 5.1 through 5.1.3 and 5.2 through 5.2.0 allows remote attackers to read protected files. Extension:NSFileRepo modules expose file or directory functionality without enforcing configured ACLs; the vendor has not named the affected code path. No authentication or user interaction is required, and the published impact is limited to confidentiality without integrity or availability effects.

The record

CVE
CVE-2026-24732
Published
Mar 4, 2026
Updated
Mar 4, 2026
Vendor
Hallo Welt! GmbH
Product
BlueSpice
Classifications
CWE-732, CWE-552, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 4, 2026CVE publishedPublication date reported by the CVE source.
  2. Mar 4, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=5.1 <=5.1.3
  2. Affected versionversion=5.2 <=5.2.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Hallo Welt! GmbH · BlueSpiceversion=5.1 <=5.1.3; version=5.2 <=5.2.0

Published CVSS scores

8.7TenableCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-732Incorrect Permission Assignment for Critical Resource
CWE-552Files or Directories Accessible to External Parties
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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