Auth bypass in Wayn111 Waynboot-Mall
CVE-2026-111660
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.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@hieuPenguinnn/waynboot-mall-unauth-callback-order-forgery-cancel-mai… (third-party-advisory)
- github.com/wayn111/waynboot-mall/blob/v2.0.0/waynboot-mobile-api/src/main/java/… (technical-description)
- github.com/wayn111/waynboot-mall/blob/v2.0.0/waynboot-common/src/main/java/com/… (technical-description)
- www.vulncheck.com/advisories/waynboot-mall-through-2.0.0-missing-authentication… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-111660?
- CVE-2026-111660 is a medium-severity vulnerability in Wayn111 Waynboot-Mall, classified under Missing Authentication for Critical Function. CVSS score: 6.5/10. Published 2026-10-16.
- How severe is CVE-2026-111660?
- Medium severity. CVSS v3 base score is 6.5 out of 10.