What is the CVSS score of CVE-2025-47827?

CVE-2025-47827 has a CVSS 3.1 base score of 4.6 (Medium). CVSS vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 1.8%.

Which versions of Igel Os are affected by CVE-2025-47827?

Organizations using IGEL OS should be aware of moderate risk from CVE-2025-47827, a signature bypass vulnerability rated CVSS 4.6. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2025-47827?

Yes, a public proof-of-concept exploit is available for CVE-2025-47827. Prioritise patching immediately. EPSS: 1.8%.

How to fix or mitigate CVE-2025-47827?

Within 30 days: Identify affected systems running IGEL OS and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Igel Os CVE-2025-47827

EUVD-2025-16999 MEDIUM

Improper Verification of Cryptographic Signature (CWE-347)

2025-06-05 cve@mitre.org

Authentication Bypass Microsoft Igel Os Windows 10 1507 Windows 10 1607 Windows 10 1809 Windows 10 21h2 Windows 10 22h2 Windows 11 22h2 Windows 11 23h2 Windows 11 24h2 Windows 11 25h2 Windows Server 2012 Windows Server 2016 Windows Server 2019 Windows Server 2022 Windows Server 2022 23h2 Windows Server 2025 Igel

4.6

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.6 MEDIUM

AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

EUVD ID Assigned

Mar 14, 2026 - 17:53 euvd

EUVD-2025-16999

Analysis Generated

Mar 14, 2026 - 17:53 vuln.today

Added to CISA KEV

Nov 05, 2025 - 19:26 cisa

CISA KEV

PoC Detected

Nov 05, 2025 - 19:26 vuln.today

Public exploit code

CVE Published

Jun 05, 2025 - 14:15 nvd

MEDIUM 4.6

DescriptionCVE.org

In IGEL OS before 11, Secure Boot can be bypassed because the igel-flash-driver module improperly verifies a cryptographic signature. Ultimately, a crafted root filesystem can be mounted from an unverified SquashFS image.