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PatchSiren cyber security CVE debrief

CVE-2026-40730 ThemeGrill CVE debrief

A Missing Authorization vulnerability exists in ThemeGrill Demo Importer versions up to and including 2.0.0.6. This issue allows attackers to exploit incorrectly configured access control security levels. The vulnerability has a CVSS score of 5.3 and is classified as MEDIUM severity. Defenders should assess their exposure and verify the configuration of their systems. The CVE record and NVD vulnerability detail page provide information on the vulnerability, including its description, CVSS score, and affected versions. To address this vulnerability, defenders should prioritize verifying the configuration of access control security levels for ThemeGrill Demo Importer and ensuringthat

Vendor
ThemeGrill
Product
ThemeGrill Demo Importer
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-15
Original CVE updated
2026-10-26
Advisory published
2026-04-15
Advisory updated
2026-10-26

Who should care

Defenders responsible for configuring and maintaining access control security levels for ThemeGrill Demo Importer should assess their exposure and verify the configuration of their systems.

Why it matters

Defenders should prioritize verifying the configuration of access control security levels for ThemeGrill Demo Importer and ensuring that proper authorization checks are in place to prevent potential exploitation.

  • Defenders need to verify the configuration of access control security levels to prevent potential exploitation
  • Proper authorization checks must be in place to prevent unauthorized access

Technical summary

The ThemeGrill Demo Importer plugin has a Missing Authorization vulnerability, which allows attackers to exploit incorrectly configured access control security levels. This issue affects versions up to and including 2.0.0.6. The vulnerability has a CVSS score of 5.3 and is classified as MEDIUM severity. To mitigate this vulnerability, defenders should verify the configuration of access control security levels for ThemeGrill Demo Importer and ensure that proper authorization checks are in place to prevent potential exploitation.

Defensive priority

Defenders should prioritize verifying the configuration of access control security levels for ThemeGrill Demo Importer and ensuring that proper authorization checks are in place.

Recommended defensive actions

  • Verify the configuration of access control security levels for ThemeGrill Demo Importer
  • Ensure that proper authorization checks are in place
  • Monitor for potential exploitation attempts

Evidence notes

The CVE record and NVD vulnerability detail page provide information on the vulnerability, including its description, CVSS score, and affected versions.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-40730 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-40730

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

  • CVE-2026-40730 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-40730

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

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.