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Known exploited vulnerability

CVE-2025-47827

mediumCVSS 3.1 4.6In CISA KEVEPSS 5.2%Published · n/a

The short answer

CVE-2025-47827 affects n/a n/a and is rated medium (CVSS 4.6). CISA added it to the Known Exploited Vulnerabilities catalog on 2025-10-14: attackers are using it, so patch it first.

What it is

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.

Weakness: CWE-347.

Severity

4.6 medium

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploited (CISA KEV)

Yes, since Oct 14, 2025

Federal due date Nov 4, 2025

EPSS, next 30 days

5.2%

Higher than 92% of scored CVEs

How it can be exploited

Attack vector
Physical
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
None
Availability impact
High

What CISA says to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Affected products

n/a. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2025-47827 being exploited?

Yes. CISA added CVE-2025-47827 to its Known Exploited Vulnerabilities catalog on 2025-10-14, with a federal remediation due date of 2025-11-04.

How do I fix CVE-2025-47827?

CISA's 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.

From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.

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