What is CVE-2020-26599?

CVE-2020-26599 is a medium-severity vulnerability in Google Android, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2020-10-06.

How severe is CVE-2020-26599?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Google Android

CVE-2020-26599

An issue was discovered on Samsung mobile devices with Q(10.0) software. The DynamicLockscreen Terms and Conditions can be accepted without authentication. The Samsung ID is SVE-2020-17079 (October 2020).

Vulnerability class: Broken Authentication

Published 2020-10-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (23.7th percentile), scored 2026-10-05.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Google Android — versions 10.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

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

Frequently asked questions

What is CVE-2020-26599?: CVE-2020-26599 is a medium-severity vulnerability in Google Android, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2020-10-06.
How severe is CVE-2020-26599?: Medium severity. CVSS v3 base score is 5.3 out of 10.