goTenna Mesh, Hardcoded Credentials Vulnerability, CVE-2025-32888 (Critical)

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How the CVE Works

CVE-2025-32888 exploits a hardcoded verification token in goTenna Mesh devices (app v5.5.3, firmware v1.1.12). This token is used for SMS authentication via goTenna servers. Attackers can extract the static token from the app, bypassing authentication to send unauthorized SMS messages. The lack of dynamic token generation allows persistent abuse, enabling spoofing, spam, or malicious payload distribution through goTenna’s infrastructure.

DailyCVE Form

Platform: goTenna Mesh
Version: 5.5.3 (app), 1.1.12 (firmware)
Vulnerability: Hardcoded Credentials
Severity: Critical
Date: 2025-05-01

Prediction: Patch by 2025-08-15

What Undercode Say

Analytics:

strings gotenna_app | grep "verification_token"
adb logcat | grep "SMS_auth"

How Exploit:

Extract token via reverse engineering, replay in API requests to send spoofed SMS.

Protection from this CVE:

Rotate tokens dynamically, enforce app obfuscation.

Impact:

SMS spoofing, service abuse.

Sources:

Reported By: nvd.nist.gov
Extra Source Hub:
Undercode

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