CVE-2026-21139

CVE-2026-21139

published October 12, 2026

CVSS
7.3
EPSS
0%
Percentile
1.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
7.3 · NONE
CVSS v4.0
7.3 · CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H
EPSS
0.00120 · 1.8th percentile
Published
2026-10-12T09:17Z
References (1)
https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=10 · [email protected]
EPSS history
Timeline
  • 13 OCT 03:29Z
    EPSS moved — → 0%
    epss
  • 12 OCT 04:57Z
    Improper access control in Samsung Continuity Service for windows prior to version 4.6.1217.0 allows adjacent attackers to manipulate the connected mobile…
    cvelistv5
  • 12 OCT 04:57Z
    Improper access control in Samsung Continuity Service for windows prior to version 4.6.1217.0 allows adjacent attackers to manipulate the connected mobile…
    cvelistv5