Auth bypass in Puemos Craftplan
CVE-2026-111349
Craftplan through 0.7.5 contains a missing authorization vulnerability in the CRM Customer resource that allows unauthenticated attackers to create customer records via JSON:API and GraphQL. Attackers can send anonymous requests to POST /api/json/customers or the create_customer mutation to insert attacker-chosen names, contact details and addresses into the operator's CRM.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@hieuPenguinnn/craftplan-customer-public-write (third-party-advisory)
- github.com/puemos/craftplan/blob/v0.7.5/lib/craftplan/crm/customer.ex (technical-description)
- github.com/puemos/craftplan/blob/v0.7.5/lib/craftplan/accounts/checks/api_scope… (technical-description)
- github.com/puemos/craftplan (product)
- www.vulncheck.com/advisories/craftplan-through-0.7.5-missing-authorization-via-… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-111349?
- CVE-2026-111349 is a medium-severity vulnerability in Puemos Craftplan, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-15.
- How severe is CVE-2026-111349?
- Medium severity. CVSS v3 base score is 5.3 out of 10.