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PatchSiren cyber security CVE debrief

CVE-2026-111349 puemos CVE debrief

CVE-2026-111349 is a missing authorization vulnerability in Craftplan versions up to 0.7.5. This vulnerability allows unauthenticated attackers to create customer records via JSON:API and GraphQL, potentially leading to unauthorized data insertion. Defenders should assess exposure and implement compensating controls to mitigate this risk. The vulnerability exists in the CRM Customer resource, enabling attackers to send anonymous requests to POST /api/json/customers or the create_customer mutation. Official sources confirm the issue exists in Craftplan versions up to 0.7.5.

Vendor
puemos
Product
Craftplan
CVSS
MEDIUM 6.9
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-15
Original CVE updated
2026-10-16
Advisory published
2026-10-15
Advisory updated
2026-10-16

Who should care

Defenders responsible for Craftplan deployments should assess exposure and implement compensating controls. This includes verifying the presence of affected versions, reviewing system configurations, and monitoring for suspicious activity. Security teams and vulnerability management teams should prioritize this issue due to its potential impact on data integrity and unauthorized access.

Why it matters

CVE-2026-111349 is a missing authorization vulnerability in Craftplan versions up to 0.7.5, allowing unauthenticated attackers to create customer records via JSON:API and GraphQL. Defenders should prioritize verifying exposure and implementing compensating controls.

  • Verify exposure of Craftplan versions up to 0.7.5
  • Implement compensating controls to restrict unauthorized customer record creation
  • Monitor for suspicious customer record creation activity

Technical summary

The vulnerability exists in the CRM Customer resource of Craftplan, allowing attackers to send anonymous requests to POST /api/json/customers or the create_customer mutation. This enables the creation of customer records with attacker-chosen names, contact details, and addresses. The issue is confirmed in Craftplan versions up to 0.7.5 and has a CVSS score of 6.9, classified as MEDIUM severity. Defenders should prioritize verifying exposure and implementing compensating controls to restrict unauthorized customer record creation.

Defensive priority

Defenders should prioritize verifying exposure and implementing compensating controls.

Recommended defensive actions

  • Verify exposure by checking Craftplan versions up to 0.7.5
  • Implement compensating controls to restrict unauthorized customer record creation
  • Monitor for suspicious customer record creation activity
  • Review vendor guidance for patching or mitigation
  • Conduct an asset inventory to identify potentially affected systems
  • Establish a rollback change window for remediation
  • Track exceptions and retest remediated assets

Evidence notes

The vulnerability allows unauthenticated creation of customer records. Official sources confirm the issue exists in Craftplan versions up to 0.7.5. Defenders should verify exposure and implement compensating controls. Evidence is based on CVE Program records and NIST NVD vulnerability details. The vulnerability's impact is assessed as MEDIUM with a CVSS score of 6.9.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-111349 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-111349

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

  • CVE-2026-111349 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-111349

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

Supplemental references

  • Craftplan through 0.7.5 Missing Authorization via CRM Customer JSON:API and GraphQL

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/111xxx/CVE-2026-111349.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://hackmd.io/@hieuPenguinnn/craftplan-customer-public-write

    Supplemental source - third-party-advisory

  • Source reference

    Unverified legacy reference

    URL: https://github.com/puemos/craftplan/blob/v0.7.5/lib/craftplan/crm/customer.ex

    Supplemental source - technical-description

  • Source reference

    Unverified legacy reference

    URL: https://github.com/puemos/craftplan/blob/v0.7.5/lib/craftplan/accounts/checks/api_scope_check.ex

    Supplemental source - technical-description

  • Source reference

    Unverified legacy reference

    URL: https://github.com/puemos/craftplan

    Supplemental source - product

  • Source reference

    Unverified legacy reference

    URL: https://www.vulncheck.com/advisories/craftplan-through-0.7.5-missing-authorization-via-crm-customer-json-api-and-graphql

    Supplemental source - third-party-advisory

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.