What is CVE-2023-42534?

CVE-2023-42534 is a medium-severity vulnerability in Samsung Android, classified under Files or Directories Accessible to External Parties. CVSS score: 6.3/10. Published 2023-11-07.

How severe is CVE-2023-42534?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Vulnerability in Samsung Android

CVE-2023-42534

Improper input validation vulnerability in ChooserActivity prior to SMR Nov-2023 Release 1 allows local attackers to read arbitrary files with system privilege.

Published 2023-11-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (9.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 9.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Samsung Android — versions 12.0, 13.0
Samsung Mobile Devices — versions SMR Nov-2023 Release in Android 12, 13

Weakness classification (CWE)

CWE-552 — Files or Directories Accessible to External Parties

References

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

Frequently asked questions

What is CVE-2023-42534?: CVE-2023-42534 is a medium-severity vulnerability in Samsung Android, classified under Files or Directories Accessible to External Parties. CVSS score: 6.3/10. Published 2023-11-07.
How severe is CVE-2023-42534?: Medium severity. CVSS v3 base score is 6.3 out of 10.