CVE-2026-110216: youlai-boot through 2.21.1 Missing Authorization in User Status Update Endpoint

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-13 · updated 2026-10-16
Weakness: CWE-862

Description

youlai-boot through 2.21.1 contains a missing authorization vulnerability that allows any authenticated user to enable or disable accounts because the updateUserStatus handler lacks a @PreAuthorize check. Attackers can send PATCH requests to /api/v1/users/{userId}/status to disable root or admin accounts, locking administrators out, or re-enable accounts an administrator has disabled.

Affected products

youlaitech youlai-boot: through 2.21.1

References

https://github.com/youlaitech/youlai-boot/blob/v2.21.1/src/main/java/com/youlai/boot/system/controller/UserController.java#L114-L126
https://github.com/youlaitech/youlai-boot/commit/86a9b3e212ff5a5537b0c7050c7802aea7fe486f
https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/youlai-boot-role-menu-assignment-and-user-status-missing-authorization
https://www.vulncheck.com/advisories/youlai-boot-through-2.21.1-missing-authorization-in-user-status-update-endpoint

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