CVE-2026-21138

CVE-2026-21138

published October 12, 2026

CVSS
6.9
EPSS
0%
Percentile
0.8
In the wild
Unconfirmed
What it is

Insufficient verification of data authenticity in Smart Switch prior to version 3.7.73 allows physical attackers to install arbitrary applications.

The record
Technical detail
CVSS
6.9 · NONE
CVSS v4.0
6.9 · CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:H/SI:H/SA:N
EPSS
0.00099 · 0.8th 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
    Insufficient verification of data authenticity in Smart Switch prior to version 3.7.73 allows physical attackers to install arbitrary applications
    cvelistv5
  • 12 OCT 04:57Z
    Insufficient verification of data authenticity in Smart Switch prior to version 3.7.73 allows physical attackers to install arbitrary applications
    cvelistv5