CVE-2025-21066

Out-of-bounds read in the SPI decoder in Samsung Notes prior to version 4.4.30.63 allows local attackers to access out-of-bounds memory.

CVSS 3.1

7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

EPSS

0.1% chance of exploitation in the next 30 days; higher than 2% of CVEs (scores of 2026-10-25)

CWE

CWE-125

Published

2025-10-10

Modified

2026-10-08

Record from

the NVD, synced 2026-10-19

Affected

• samsung:notes

References

• https://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=10

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