CVE-2026-36176

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CVSS 3.1

7.1 high

EPSS

<1%p1

Published

Jun 4, 2026 (Jun 4, 2026)

Modified

Jul 22, 2026

Description

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.

Weakness: CWE-312
Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.1%)

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