Is CVE-2025-21078 actively exploited?

CVE-2025-21078 has no public evidence of in-the-wild exploitation as of 2025-11-07.

What is the CVSS score for CVE-2025-21078?

CVE-2025-21078 has a CVSS score of 8.8 (HIGH severity). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2025-21078?

Patch guidance is available from samsung security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-21078.

Which products are affected by CVE-2025-21078?

1 product: samsung smart switch.

Fix CVE-2025-21078 - HIGH samsung smart switch

Description

Use of insufficiently random value of secretKey in Smart Switch prior to version 3.7.68.6 allows adjacent attackers to access backup data from applications.

CVSS Metrics

Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: adjacent network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: NVD-CWE-noinfo

Metadata

Primary Vendor: SAMSUNG
Published: 11/5/2025
Last Modified: 11/7/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2025-21078

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary