The Setracker2 Android Companion App (com.tgelec.setracker) versions 3.1.5 and earlier uses MD5 to generate a request signature for authenticating communications between the mobile client and the backend REST API. Attackers could potentially reverse the signature to recover the session ID. With the session ID exposed, an attacker could impersonate the legitimate user and issue authenticated API requests.

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Advisories

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Fixes

Solution

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Workaround

The vendor was unresponsive in CISA's attempts to contact for coordination. No known remediations are available. Affected users are encouraged to contact the vendor or their local supplier.

History

Thu, 25 Jun 2026 23:45:00 +0000

Type Values Removed Values Added
Description The Setracker2 Android Companion App (com.tgelec.setracker) versions 3.1.5 and earlier uses MD5 to generate a request signature for authenticating communications between the mobile client and the backend REST API. Attackers could potentially reverse the signature to recover the session ID. With the session ID exposed, an attacker could impersonate the legitimate user and issue authenticated API requests.
Title Setracker2 Children's Smartwatch Ecosystem Use of a Broken or Risky Cryptographic Algorithm
Weaknesses CWE-327
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2026-06-25T23:27:26.905Z

Reserved: 2026-05-21T17:34:15.214Z

Link: CVE-2026-9221

cve-icon Vulnrichment

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cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-26T01:00:06Z

Weaknesses