CVE-2026-21137

5.1 MEDIUM 0.2% exploit odds No fix listed Disclosure Network gear

What it is

Path traversal in Smart Switch prior to version 3.7.73 allows physical attackers to access files with Smart Switch privilege.

At a glance

Exploitability: Can be exploited with physical access without logging in. High risk of data tampering.
Exploit odds: 0.2% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2026-10-12 05:17 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-10-14 20:13 UTC Last updatedMost recent change to the record

Details

Published: 2026-10-12 05:17 UTC
Last modified: 2026-10-14 20:13 UTC
Exploit probability: 0.2% · EPSS, next 30 days
Weakness: CWE-22 · Path traversal
Record status: Awaiting Analysis

Attack profile CVSS 4.0 · 5.1

Attack vector: Physical
Complexity: Low
Attack requirements: None
Privileges needed: None
User interaction: None
Confidentiality: None
Integrity: High
Availability: None

Raw vector

CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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References

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

NVD record · CVE.org record