What is CVE-2026-20974?

CVE-2026-20974 is a medium-severity vulnerability in Samsung Android, classified under CWE-20: IMPROPER INPUT VALIDATION. CVSS score: 4.6/10. Published 2026-01-09.

How severe is CVE-2026-20974?

Medium severity. CVSS v3 base score is 4.6 out of 10.

Vulnerability in Samsung Android

CVE-2026-20974

Improper input validation in data related to network restrictions prior to SMR Jan-2026 Release 1 allows physical attackers to bypass Carrier Relock.

Published 2026-01-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.002 (7.9th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Samsung Android — versions 13.0, 14.0, 15.0
Samsung Mobile Devices — versions SMR Jan-2026 Release in Selected Android 13, 14, 15, 16 devices

References

security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)

Frequently asked questions

What is CVE-2026-20974?: CVE-2026-20974 is a medium-severity vulnerability in Samsung Android, classified under CWE-20: IMPROPER INPUT VALIDATION. CVSS score: 4.6/10. Published 2026-01-09.
How severe is CVE-2026-20974?: Medium severity. CVSS v3 base score is 4.6 out of 10.