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Himmelblau CVE-2025-54882

HIGH
Insufficiently Protected Credentials (CWE-522)
2025-08-07 security-advisories@github.com
7.1
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

Lifecycle Timeline

4
Analysis Generated
Mar 28, 2026 - 19:05 vuln.today
Patch released
Mar 28, 2026 - 19:05 nvd
Patch available
PoC Detected
Oct 09, 2025 - 17:36 vuln.today
Public exploit code
CVE Published
Aug 07, 2025 - 01:15 nvd
HIGH 7.1

DescriptionNVD

Himmelblau is an interoperability suite for Microsoft Azure Entra ID and Intune. In versions 0.8.0 through 0.9.21 and 1.0.0-beta through 1.1.0, Himmelblau stores the cloud TGT received during logon in the Kerberos credential cache. The created credential cache collection and received credentials are stored as world readable. This is fixed in versions 0.9.22 and 1.2.0. To work around this issue, remove all read access to Himmelblau caches for all users except for owners.

AnalysisAI

Himmelblau is an interoperability suite for Microsoft Azure Entra ID and Intune. Rated high severity (CVSS 7.1), this vulnerability is low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as Insufficiently Protected Credentials (CWE-522), which allows attackers to obtain user credentials due to weak protection mechanisms. Himmelblau is an interoperability suite for Microsoft Azure Entra ID and Intune. In versions 0.8.0 through 0.9.21 and 1.0.0-beta through 1.1.0, Himmelblau stores the cloud TGT received during logon in the Kerberos credential cache. The created credential cache collection and received credentials are stored as world readable. This is fixed in versions 0.9.22 and 1.2.0. To work around this issue, remove all read access to Himmelblau caches for all users except for owners. Affected products include: Himmelblau-Idm Himmelblau. Version information: through 0.9.21.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Hash passwords with strong algorithms (bcrypt, argon2), encrypt credentials in transit and at rest, never log credentials.

Vendor StatusVendor

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CVE-2025-54882 vulnerability details – vuln.today

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