CVE-2025-21078

HIGHNVD 8.88.8—

8.8

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 v3: 8.8
EG Score: 8.8(medium)
EPSS: 9.5%
KEV: Not listed

Published

November 5, 2025

Last Modified

November 7, 2025

References (1)

mobilehttps://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=11

Data Freshness Timeline

(refreshed 9× in last 7d / 31× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-16 17:52 UTCEPSS rescore
2026-06-15 17:48 UTCEPSS rescore
2026-06-14 23:17 UTCEPSS rescore
2026-06-13 22:59 UTCEPSS rescore
2026-06-13 22:59 UTCEPSS rescore
2026-06-12 23:11 UTCEPSS rescore
2026-06-11 13:59 UTCEPSS rescore
2026-06-10 22:18 UTCEPSS rescore
2026-06-10 13:21 UTCEPSS rescore
2026-06-08 14:16 UTCEPSS rescore
2026-06-08 14:16 UTCEPSS rescore
2026-06-07 15:24 UTCEPSS rescore
2026-06-06 13:47 UTCEPSS rescore
2026-06-06 13:47 UTCEPSS rescore
2026-06-05 22:46 UTCEPSS rescore
2026-06-05 22:46 UTCEPSS rescore
2026-06-05 06:10 UTCEPSS rescore
2026-06-05 06:10 UTCEPSS rescore
2026-06-04 13:11 UTCEPSS rescore
2026-06-04 13:11 UTCEPSS rescore
2026-06-02 20:12 UTCEPSS rescore
2026-06-02 20:12 UTCEPSS rescore
2026-06-01 13:51 UTCEPSS rescore
2026-06-01 13:51 UTCEPSS rescore
2026-05-31 22:30 UTCEPSS rescore

Show 6 more

2026-05-31 22:30 UTCEPSS rescore
2026-05-31 00:16 UTCEPSS rescore
2026-05-31 00:16 UTCEPSS rescore
2026-05-29 19:46 UTCEG score recompute
2026-05-29 19:46 UTCGHSA enrichment
2026-05-29 13:44 UTCEPSS rescore

Frequently asked(5)

What is CVE-2025-21078?

CVE-2025-21078 is a high vulnerability published on November 5, 2025. 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.

When was CVE-2025-21078 disclosed?

CVE-2025-21078 was first published in the National Vulnerability Database on November 5, 2025, with the most recent update on November 7, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-21078 actively exploited?

CVE-2025-21078 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 9.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

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

CVE-2025-21078 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2025-21078?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-21078, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-21078

📅 Published

🔄 Last Modified

🔗 References (1)