What is CVE-2021-25380?

CVE-2021-25380 is a medium-severity vulnerability in Samsung Bixby, classified under CWE-703. CVSS score: 5.8/10. Published 2021-04-09.

How severe is CVE-2021-25380?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Vulnerability in Samsung Bixby

CVE-2021-25380

Improper handling of exceptional conditions in Bixby prior to version 3.0.53.02 allows attacker to execute the actions registered by the user.

Published 2021-04-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.006 (46.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Samsung Bixby
Samsung Mobile Bixby — versions unspecified

Weakness classification (CWE)

References

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

Frequently asked questions

What is CVE-2021-25380?: CVE-2021-25380 is a medium-severity vulnerability in Samsung Bixby, classified under CWE-703. CVSS score: 5.8/10. Published 2021-04-09.
How severe is CVE-2021-25380?: Medium severity. CVSS v3 base score is 5.8 out of 10.