What is CVE-2025-21077?

CVE-2025-21077 is a low-severity vulnerability in Samsung Email, classified under CWE-20: IMPROPER INPUT VALIDATION. CVSS score: 3.3/10. Published 2025-11-05.

How severe is CVE-2025-21077?

Low severity. CVSS v3 base score is 3.3 out of 10.

Vulnerability in Samsung Email

CVE-2025-21077

Improper input validation in Samsung Email prior to version 6.2.06.0 allows local attackers to launch arbitrary activity with Samsung Email privilege.

Published 2025-11-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (1.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Samsung Email
Samsung Mobile Email — versions 6.2.06.0

References

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

Frequently asked questions

What is CVE-2025-21077?: CVE-2025-21077 is a low-severity vulnerability in Samsung Email, classified under CWE-20: IMPROPER INPUT VALIDATION. CVSS score: 3.3/10. Published 2025-11-05.
How severe is CVE-2025-21077?: Low severity. CVSS v3 base score is 3.3 out of 10.