CVE-2026-111660
MEDIUM 6.9waynboot-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.
No known exploitation, public exploit, or elevated probability at this time. Track for changes.
Exploitation likelihood
0.5%chance of exploitation in 30 days · 44th percentile
Impact if exploited
6.9CVSS 4.0 · MEDIUM
- ConfidentialityNone
- IntegrityLow
- AvailabilityLow
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ✓User interaction: No user interaction needed
- ✓Complexity: No special conditions — reliably repeatable
- ✓Requirements: No special attack requirements
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
No public PoC is currently catalogued.
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Tracked sources are checked daily for recent CVEs, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.
Data snapshot:
Weakness (CWE)
- CWE-306: Missing Authentication for Critical Function
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
References and research data (JSON)
All CVSS metrics
- MEDIUM 6.9 v4.0 · CNA Primary
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N - MEDIUM 6.5 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L - MEDIUM 6.9 v4.0 · NVD Secondary
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - MEDIUM 6.5 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
References
Exploit-tagged references (not proof of a PoC)
- https://hackmd.io/@hieuPenguinnn/waynboot-mall-unauth-callback-order-forgery-cancel-mail-relay CVE record · VulnCheck · Updated 2026-10-16T17:39:24.825Z
CVE record · CISA-ADP · Updated 2026-10-19T13:22:09.770Z
NVD · CVE-2026-111660 · Updated 2026-10-19T14:16:58.840
Advisories
- https://www.vulncheck.com/advisories/waynboot-mall-through-2.0.0-missing-authentication-via-callback-order-unpaid CVE record · VulnCheck · Updated 2026-10-16T17:39:24.825Z
NVD · CVE-2026-111660 · Updated 2026-10-19T14:16:58.840 - https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-103082 EUVD · EUVD-2026-103082
Technical & other
- 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 CVE record · VulnCheck · Updated 2026-10-16T17:39:24.825Z
NVD · CVE-2026-111660 · Updated 2026-10-19T14:16:58.840 - 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 CVE record · VulnCheck · Updated 2026-10-16T17:39:24.825Z
NVD · CVE-2026-111660 · Updated 2026-10-19T14:16:58.840