Path Traversal in Samsung Galaxy Store

CVE-2026-21000

Improper access control in Galaxy Store prior to version 4.6.03.8 allows local attacker to create file with Galaxy Store privilege.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.001 (2.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-21000: held from 0.001 to 0.001.

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

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-21000?
CVE-2026-21000 is a medium-severity vulnerability in Samsung Galaxy Store, classified under Path Traversal. CVSS score: 5.5/10. Published 2026-03-16.
How severe is CVE-2026-21000?
Medium severity. CVSS v3 base score is 5.5 out of 10.