PT-2026-46245 · Undefined · Undefined

Published 2026-06-04 · Updated 2026-06-04 · CVE-2026-36176

Mitre

CVSS v3.1

7.1

High

Base vector

AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

GNCC GP5 v7.1.76 was discovered to store pre-signed Backblaze B2 upload URLs (PUT requests) in plaintext to the serial console. This allows physically-proximate attackers to extract these active tokens to perform unauthorized operations via monitoring the serial UART interface.

Exploit

Fix

Cleartext Storage of Sensitive Information

Weakness Enumeration

CWE-312

Related Identifiers

CVE-2026-36176

Affected Products

Undefined

References · 4

• 🔥 https://github.com/BadChemical/IoT-Vulnerability-Research-Public/blob/main/GNCC-GP5-T23/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-36176 · Security Note
• http://gncc.com · Note
• http://gp5.com · Note