CVE-2026-111660 wayn111 CVE debrief

Who should care

Defenders responsible for the security of waynboot-mall installations should assess exposure and prioritize verification of order authenticity. This includes reviewing the system's authentication mechanisms, implementing compensating controls, and monitoring for suspicious activity. Additionally, defenders should consider implementing additional security measures to prevent unauthorized access and conducting a thorough review of the system's security

Why it matters

CVE-2026-111660 is a missing authentication vulnerability in waynboot-mall that allows attackers to cancel orders without authentication, potentially disrupting business operations and allowing for stock level manipulation.

• Potential manipulation of product stock levels
• Unauthorized cancellation of orders
• Potential disruption to business operations
• Need for verification of order authenticity

Technical summary

The vulnerability is caused by a missing authentication check in the /callback/order/unpaid endpoint, allowing attackers to cancel orders without authentication. This vulnerability enables attackers to submit predictable orderSn values, built from epoch seconds and a sequential counter, to auto-cancel unpaid orders and manipulate product stock levels. The vulnerability allows attackers to cancel orders without authentication, potentially disrupting business operations and allowing for stock level manipulation. Defenders should prioritize verifying the authenticity of orders and implementing compensating controls to prevent unauthorized access.

Defensive priority

Defenders should prioritize verifying the authenticity of orders and implementing compensating controls to prevent unauthorized access.

Recommended defensive actions

• Verify the authenticity of orders and implement compensating controls to prevent unauthorized access
• Restrict access to the /callback/order/unpaid endpoint
• Monitor for suspicious activity and implement logging and alerting
• Implement additional security measures to prevent unauthorized access
• Review and update the system's authentication mechanisms
• Conduct a thorough review of the system's security posture
• Develop and implement a plan to address potential vulnerabilities

Evidence notes

The vulnerability allows attackers to submit predictable orderSn values, built from epoch seconds and a sequential counter, to auto-cancel unpaid orders and manipulate product stock levels. This is based on the information provided in the CVE record and the source item. The source confidence is limited, and defenders should verify the authenticity of orders and implement compensating controls to prevent unauthorized access. The vulnerability is caused by a missing authentication check in the /callback/order/unpaid endpoint.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.