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PatchSiren cyber security CVE debrief

CVE-2026-36182 GNCC CVE debrief

A critical vulnerability was discovered in GNCC GP5 v7.1.76, identified as CVE-2026-36182. This vulnerability involves the use of a weak hashing algorithm to protect the root password. The weakness, scored at 9.8 on the CVSS scale, could potentially allow attackers to obtain root credentials and privileges via a brute-force attack. The vulnerability was published on [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-36182) and further details can be found on [nvd](https://nvd.nist.gov/vuln/detail/CVE-2026-36182).

Vendor
GNCC
Product
GP5
CVSS
CRITICAL 9.8
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

Administrators and users of GNCC GP5 v7.1.76 should be aware of this vulnerability and take necessary actions to secure their systems.

Technical summary

The GNCC GP5 v7.1.76 device uses a weak hashing algorithm for protecting the root password. This could allow attackers to exploit the system using a brute-force attack, potentially gaining unauthorized access with root privileges.

Defensive priority

High

Recommended defensive actions

  • Update to a secure version if available.
  • Implement a stronger password hashing algorithm.
  • Restrict access to the system and monitor for suspicious activity.

Evidence notes

The CVE record [cve-org](https://www.cve.org/CVERecord?id=CVE-2026-36182) and NVD details [nvd](https://nvd.nist.gov/vuln/detail/CVE-2026-36182) provide further information on this vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-36182 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-36182

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

  • CVE-2026-36182 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-36182

    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.