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PatchSiren cyber security CVE debrief

CVE-2026-12059 Cellopoint CVE debrief

CVE-2026-12059 is an Improper Access Control vulnerability in the SSH service of CelloOS developed by Cellopoint. The vulnerability allows authenticated remote attackers to bypass enforced command restrictions and execute operating system commands outside the originally authorized scope. The CVSS score for this vulnerability is 8.7, indicating a HIGH severity level.

Vendor
Cellopoint
Product
CelloOS
CVSS
HIGH 8.7
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-12
Original CVE updated
2026-06-12
Advisory published
2026-06-12
Advisory updated
2026-06-12

Who should care

Administrators and users of CelloOS developed by Cellopoint should be aware of this vulnerability and take necessary actions to mitigate it.

Technical summary

The SSH service of CelloOS has an Improper Access Control vulnerability, allowing authenticated remote attackers to bypass the enforced command restrictions and execute operating system commands outside the originally authorized scope.

Defensive priority

HIGH

Recommended defensive actions

  • Apply patches or updates provided by Cellopoint to fix the vulnerability.
  • Restrict access to the SSH service to only trusted users and networks.
  • Monitor SSH service logs for suspicious activity.

Evidence notes

The CVE record was published on 2026-06-12T07:16:19.780Z and modified on 2026-06-12T16:00:18.860Z. The vulnerability has a CVSS score of 8.7 and is classified as CWE-1284.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-12059 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-12059

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

  • CVE-2026-12059 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-12059

    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.