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TI-2026-21878 Aliases CVE-2026-27471

ERP: Document access through endpoints due to missing validation

Priority MEDIUM 48CWE-284Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-284.

Summary

ERP is a free and open source Enterprise Resource Planning tool. In versions up to 15.98.0 and 16.0.0-rc.1 and through 16.6.0, certain endpoints lacked access validation which allowed for unauthorized document access. This issue has been fixed in versions 15.98.1 and 16.6.1.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00368 30th percentileScored 2026-11-07
Fix Fixed erpnext (frappe): 16.6.1, 15.98.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Total

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

Affected products

VendorProductAffected versionsFixed inStatusSource
frappeerpnext16.0.0-rc.1 to before 16.6.1; before 15.98.116.6.1, 15.98.1Patch availableCNA
  • erpnext Vendorfrappe Affected 16.0.0-rc.1 to before 16.6.1; before 15.98.1 Fixed in 16.6.1, 15.98.1 Patch available CNA

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:a:frappe:erpnext:*:*:*:*:*:*:*:*before 15.98.1; after 16.0.0, before 16.6.1Vulnerablefrappe
cpe:2.3:a:frappe:erpnext:16.0.0:-:*:*:*:*:*:*16.0.0Vulnerablefrappe
cpe:2.3:a:frappe:erpnext:16.0.0:rc1:*:*:*:*:*:*16.0.0 rc1Vulnerablefrappe
cpe:2.3:a:frappe:erpnext:16.0.0:rc2:*:*:*:*:*:*16.0.0 rc2Vulnerablefrappe
  • cpe:2.3:a:frappe:erpnext:*:*:*:*:*:*:*:* Versions before 15.98.1; after 16.0.0, before 16.6.1 Vulnerable ·frappe
  • cpe:2.3:a:frappe:erpnext:16.0.0:-:*:*:*:*:*:* Versions 16.0.0 Vulnerable ·frappe
  • cpe:2.3:a:frappe:erpnext:16.0.0:rc1:*:*:*:*:*:* Versions 16.0.0 rc1 Vulnerable ·frappe
  • cpe:2.3:a:frappe:erpnext:16.0.0:rc2:*:*:*:*:*:* Versions 16.0.0 rc2 Vulnerable ·frappe

Remediation

  • Fix · CNA erpnext (frappe) Fixed in 16.6.1, 15.98.1

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-27471

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 58 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences