CVE-2025-47827
MEDIUM CISA KEVCVSS v3
4.6
MEDIUM
EPSS Score
0.9%
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
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.
CISA Known Exploited Vulnerability
- Date Added
- 10/14/2025
- Patch Due Date
- 11/4/2025
- Required Action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 6/5/2025
- Last Modified
- 11/5/2025
Frequently Asked Questions
What is CVE-2025-47827?
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.
Is CVE-2025-47827 actively exploited?
Yes. CVE-2025-47827 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 11/4/2025.
What is the CVSS score for CVE-2025-47827?
CVE-2025-47827 has a CVSS v3 base score of 4.6 (MEDIUM severity), with vector string 3.1.
Is CVE-2025-47827 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.