CVE-2026-36176_CVE-2026-36176

7.1 / 10

HIGH

CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

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.

Basic Information

ID CVE-2026-36176

Source mitre

Published Jun 4, 2026 at 00:00

Modified Jun 4, 2026 at 15:52

Affected Product

Vendor n/a

Product n/a

Version n/a

Affected Versions n/a n/a n/a

CWE Classification

CWE-312

References

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    "lastseen": "",
    "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.",
    "published": "2026-06-04T00:00:00.000Z",
    "modified": "2026-06-04T15:52:09.566Z",
    "type": "cve",
    "title": "CVE-2026-36176",
    "source": "mitre",
    "references": "http://gncc.com\nhttp://gp5.com\nhttps://github.com/BadChemical/IoT-Vulnerability-Research-Public/blob/main/GNCC-GP5-T23/README.md",
    "id": "CVE-2026-36176",
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    "cwe": [
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    "cvss": {
        "score": 7.1,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N",
        "version": "3.1"
    },
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        "cvssV3": {
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    "href": "",
    "category_name": "CVE",
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}