TI-2026-70956 Aliases CVE-2026-109173 GHSA-59m8-j2f8-vc8x

Missing authorization in yshop-crm invoice approval endpoint

MEDIUM 57CWE-862Published 2026-10-12 · Updated 2026-10-13

Key facts

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

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

Summary

yshop-crm through 2.1.3 by guchengwuyue has a missing authorization flaw (CWE-862) in the invoice check endpoint POST /admin-api/crm/invoice/check. The check handler lacks an authorization annotation and the approver checks are commented out, so any authenticated back-office user can approve or reject invoices by supplying an invoice id. A remote attacker with low privileges can bypass the invoice approval workflow, with partial integrity impact. A public proof of concept is linked in the references.

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

Description from the CNA

yshop-crm through 2.1.3 contains a missing authorization vulnerability that allows any authenticated back-office user to approve or reject invoices via POST /admin-api/crm/invoice/check. The CrmInvoiceController check handler lacks @PreAuthorize and approver checks are commented out, letting attackers bypass the invoice approval workflow by supplying any invoice id.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00213 11th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
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

Vendor	Product	Affected versions	Fixed in	Status	Source
guchengwuyue	yshop-crm	up to 2.1.3	—	No fix listed	CNA

yshop-crm Vendorguchengwuyue Affected up to 2.1.3 Fixed in — No fix listed CNA

Remediation

The sources list no fixed version for yshop-crm.

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

Timeline

2026-10-12 Threatist record created from CVE-2026-109173
2026-10-12 Alias added: GHSA-59m8-j2f8-vc8x
2026-10-13 CISA SSVC decision points changed
2026-10-13 Priority changed: LOW → MEDIUM

References

Exploit 1

Researcher Proof of Concept

Other 3

TI-2024-34061 yshopmall V1.0 has an arbitrary file upload vulnerability, which can enable RCE or even… CVSS 3.1CRITICAL 9.8
TI-2025-18995 yshopmall <=v1.9.0 is vulnerable to SQL Injection in the image listing interface. CVSS 3.1HIGH 7.2
TI-2026-72003 Insecure direct object reference in yshopmall member address API CVSS 4.0HIGH 7.1
TI-2026-62350 yshop-crm through 2.1.3 Missing Authorization via Disabled Annotation on System User Listing CVSS 4.0HIGH 7.1
TI-2026-62349 yshop-crm through 2.1.3 Missing Authorization via CrmFlowController deleteFlowStep CVSS 4.0HIGH 7.1
TI-2026-62347 yshop-crm through 2.1.3 Missing Authorization via CRM Operation-Log Listing CVSS 4.0HIGH 7.1

See all 18 →

Sources

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