Vulnerability · Published Oct 16, 2026 · Assigned by VulnCheck
CVE-2026-111660waynboot-mall through 2.0.0 Missing Authentication via /callback/order/unpaid
Medium 6.5
In plain English
A medium-severity missing authentication in waynboot-mall from wayn111. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.5%top 56.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
waynboot-mall through 2.0.0 contains a missing authentication vulnerability that allows unauthenticated attackers to cancel any member's pending order via the /callback/order/unpaid endpoint. Attackers can submit predictable orderSn values, built from epoch seconds and a sequential counter, to auto-cancel unpaid orders and manipulate product stock levels.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| wayn111 | waynboot-mall | 0 – through 2.0.0 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
References
- https://hackmd.io/@hieuPenguinnn/waynboot-mall-unauth-callback-order-forgery-cancel-mail-relay third-party-advisory
- https://github.com/wayn111/waynboot-mall/blob/v2.0.0/waynboot-mobile-api/src/main/java/com/wayn/mobile/api/controller/callback/UnpaidOrderController.java#L26-L30 technical-description
- https://github.com/wayn111/waynboot-mall/blob/v2.0.0/waynboot-common/src/main/java/com/wayn/common/core/service/shop/impl/OrderUnpaidServiceImpl.java#L36-L69 technical-description
- VulnCheck Advisory: waynboot-mall through 2.0.0 Missing Authentication via /callback/order/unpaid third-party-advisory