Medium severity · published Oct 16, 2026
CVE-2026-111660
waynboot-mall through 2.0.0 Missing Authentication via /callback/order/unpaid
6.5
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WA
waynboot-mall · wayn111
through 2.0.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-111660
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-111660
github.com
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
github.com
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
hackmd.io
https://hackmd.io/@hieuPenguinnn/waynboot-mall-unauth-callback-order-forgery-cancel-mail-relay
www.vulncheck.com
https://www.vulncheck.com/advisories/waynboot-mall-through-2.0.0-missing-authentication-via-callback-order-unpaid
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