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TI-2026-70858 Aliases CVE-2026-21136GHSA-pwf7-mccj-xg33

Improper authorization in Samsung Smart Switch exposes app restore

Priority LOW 29Published · Updated

Key facts

Attack vector
Physical
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

Samsung Mobile Smart Switch versions before 3.7.73 contain an improper authorization flaw. A physical attacker can invoke the application restore process without authorization. The attacker needs physical access to the device but no privileges or user interaction. Successful exploitation has high impact on confidentiality and integrity.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

Improper authorization in Smart Switch prior to version 3.7.73 allows physical attackers to invoke application restore process.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00136 3rd percentileScored 2026-11-07
Fix Fixed Smart Switch (Samsung Mobile): 3.7.73

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
SamsungSmart Switch—3.7.73Patch availableCNA
  • Smart Switch VendorSamsung Affected — Fixed in 3.7.73 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:samsung:smart_switch:*:*:*:*:*:*:*:*——Samsung
  • cpe:2.3:a:samsung:smart_switch:*:*:*:*:*:*:*:* Versions — — ·Samsung

Remediation

Update Samsung Mobile Smart Switch to version 3.7.73 or later, which fixes this issue.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

  • Fix · CNA Smart Switch (Samsung Mobile) Fixed in 3.7.73

Timeline

  1. 2026-10-12 Threatist record created from CVE-2026-21136
  2. 2026-10-12 Alias added: GHSA-pwf7-mccj-xg33
  3. 2026-10-12 Priority changed: MEDIUM → LOW
  4. 2026-10-16 CISA SSVC decision points changed

References

Other 1

  • TI-2025-15039 Out-of-bounds write in Samsung Mobile Devices KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-15038 Out-of-bounds write in Samsung Mobile Devices KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-04133 Path traversal in Samsung MagicINFO 9 Server KEVCVSS 3.1CRITICAL 9.8
  • TI-2024-06858 Path traversal in Samsung MagicINFO 9 Server KEVCVSS 3.1CRITICAL 9.8
  • TI-2016-00916 Integer overflow in Adobe Flash Player before 18.0.0.333 and 19.x through 21.x before… KEVCVSS 3.1HIGH 8.8
  • TI-2022-06595 An improper check or handling of exceptional conditions in NPU driver prior to SMR… KEVCVSS 3.1HIGH 7.8
See all 2043 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences