by Kastro
Paper/Archive/CVE-2026-20998

CVE-2026-20998

Samsung Mobile Smart Switch — Improper authentication in Smart Switch prior to version 3.7.69.15 allows remote attackers to bypass authentication.

EPSS 0.6%CVSS 9.8
critical.is priorityof 100
39
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 47.2.472 × 209.4No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Improper authentication in Smart Switch prior to version 3.7.69.15 allows remote attackers to bypass authentication.

Affected

ProductAffectedFixed inSource
Smart Switchsee advisory3.7.69.15CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SamsungMobile (CNA)7.1CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refsecurity.samsungmobile.com/serviceWeb.smsb?year=2026&month=03