Frappe CRM 1.49.0 through 1.87.0 contains a missing authorization vulnerability in crm.api.doc.get_linked_docs_of_document that allows authenticated users to read linked documents without permission checks. Attackers can name a lead, deal, comment or user they cannot read to obtain linked call log phone numbers, deal organizations and mention notification text.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption
CVSS Vector v4.0
Weakness Type (CWE)
References 4
https://github.com/frappe/crm
disclosure@vulncheck.com
https://github.com/frappe/crm/blob/0d3910b456ef4fb913e77b29db011b3debc4f778/crm…
disclosure@vulncheck.com
https://hackmd.io/@haind03/frappe-crm-linked-docs-unchecked-read-20261010
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/frappe-crm-1.49.0-through-1.87.0-missing-a…
disclosure@vulncheck.com