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PatchSiren cyber security CVE debrief

CVE-2026-36178 GNCC CVE debrief

A vulnerability was discovered in GNCC GP5 v7.1.76, where the factory reset functionality fails to clear sensitive cryptographic material in the JFFS2 configuration partition. This flaw may allow attackers to recover and obtain sensitive user data.

Vendor
GNCC
Product
GP5
CVSS
MEDIUM 4.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-04
Original CVE updated
2026-07-22
Advisory published
2026-06-04
Advisory updated
2026-07-22

Who should care

Users of GNCC GP5 v7.1.76 devices should be aware of this vulnerability and take necessary precautions to protect their devices and data.

Technical summary

The CVSS score for this vulnerability is 4.6, with a severity rating of MEDIUM. The vulnerability is described as follows: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Defensive priority

MEDIUM

Recommended defensive actions

  • Apply the latest security patches or updates provided by the vendor, if available.
  • Use secure methods for resetting devices to their factory settings.
  • Monitor devices for suspicious activity and implement additional security measures as needed.

Evidence notes

The CVE record and NVD detail can be found at [cve-org] and [nvd], respectively.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-36178 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-36178

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-36178 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-36178

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.