What is CVE-2018-21041?

CVE-2018-21041 is a high-severity vulnerability in Google Android, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2020-04-08.

How severe is CVE-2018-21041?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Google Android

CVE-2018-21041

An issue was discovered on Samsung mobile devices with O(8.x) software. Access to Gallery in the Secure Folder can occur without authentication. The Samsung ID is SVE-2018-13057 (December 2018).

Vulnerability class: Broken Authentication

Published 2020-04-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (34.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Google Android — versions 8.0, 8.1

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

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

Frequently asked questions

What is CVE-2018-21041?: CVE-2018-21041 is a high-severity vulnerability in Google Android, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2020-04-08.
How severe is CVE-2018-21041?: High severity. CVSS v3 base score is 7.5 out of 10.