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Missing authorization in Frappe CRM exposes linked documents

Priority LOW 24CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
Low · None · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

Frappe CRM from 1.49.0 through 1.87.0 contains a missing authorization flaw in the get_linked_docs_of_document function, which is CWE-862. An authenticated user can read linked documents without permission checks. An attacker who can name a lead, deal, comment or user they cannot read can obtain linked call log phone numbers, deal organizations and mention notification text.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00251 16th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
frappecrm1.49.0 – 1.87.0—No fix listedCNA
  • crm Vendorfrappe Affected 1.49.0 – 1.87.0 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for Frappe CRM.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Timeline

  1. 2026-10-11 Threatist record created from CVE-2026-108734
  2. 2026-10-11 Alias added: GHSA-q2m6-4pqw-x7v8
  3. 2026-10-14 CISA SSVC decision points changed

References

  • TI-2026-28140 ERPNext v15.103.1 and before is vulnerable to Server-Side Template Injection (SSTI). CVSS 3.1CRITICAL 9.8
  • TI-2025-40873 An issue was discovered in Frappe ERPNext through 15.89.0. CVSS 3.1CRITICAL 9.8
  • TI-2025-40872 An issue was discovered in Frappe ERPNext through 15.89.0. CVSS 3.1CRITICAL 9.8
  • TI-2025-40871 A Server-Side Template Injection (SSTI) vulnerability exists in the Frappe ERPNext… CVSS 3.1CRITICAL 9.8
  • TI-2025-32462 In Frappe ERPNext 15.57.5, the function get_rfq_containing_supplier() at… CVSS 3.1HIGH 8.2
  • TI-2025-32461 In Frappe ERPNext 15.57.5, the function get_stock_balance_for() at… CVSS 3.1HIGH 8.2
See all 321 →

Sources