CVE-2025-47827 KEV
4.6
MEDIUM · CVSS 3.1 · EPSS 4.9% (pctl 92)
Patch first
On CISA KEV — known exploited in the wild, due 2025-11-04.
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.
Scoring
| CVSS | 4.6 (MEDIUM, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| EPSS | 4.93% — more likely to be exploited than 92% of all CVEs |
| Weakness | CWE-347 |
| On CISA KEV | yes — remediate by 2025-11-04 |
| Public exploit | none known |
| Published | 2025-06-05 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | IGEL OS Use of a Key Past its Expiration Date Vulnerability |
|---|---|
| Added | 2025-10-14 |
| Due | 2025-11-04 |
| Vendor / product | IGEL / IGEL OS |
| Ransomware use | none reported |
Affected (16)
| Vendor | Product |
|---|---|
| igel | igel os |
| microsoft | windows 10 1507 |
| microsoft | windows 10 1607 |
| microsoft | windows 10 1809 |
| microsoft | windows 10 21h2 |
| microsoft | windows 10 22h2 |
| microsoft | windows 11 22h2 |
| microsoft | windows 11 23h2 |
| microsoft | windows 11 24h2 |
| microsoft | windows 11 25h2 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
| microsoft | windows server 2019 |
| microsoft | windows server 2022 |
| microsoft | windows server 2022 23h2 |
| microsoft | windows server 2025 |
References
→ the Explorer · watch your stack · NVD