What’s Vulnerable › Vulnerabilities

CVE-2026-21139

• Severity: high (CVSS 7.3 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-12 · updated 2026-10-15

Description

Improper access control in Samsung Continuity Service for windows prior to version 4.6.1217.0 allows adjacent attackers to manipulate the connected mobile device.

Affected products

• Samsung Mobile Samsung Continuity Service for windows: all versions — fixed in 4.6.1217.0

How to fix

Upgrade to a fixed version: Samsung Mobile Samsung Continuity Service for windows 4.6.1217.0. Check the vendor advisory for mitigations.

References

• https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=10

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