Auth bypass in Exrick Xboot
CVE-2026-111689
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.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
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/xboot-data-scope-filter-bypass-cross-dept-user-disclos… (third-party-advisory)
- github.com/Exrick/xboot/blob/3.3.4/xboot-fast/src/main/java/cn/exrick/xboot/mod… (technical-description)
- github.com/Exrick/xboot/blob/3.3.4/xboot-fast/src/main/java/cn/exrick/xboot/mod… (technical-description)
- www.vulncheck.com/advisories/xboot-through-3.3.4-authorization-bypass-via-getby… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-111689?
- CVE-2026-111689 is a medium-severity vulnerability in Exrick Xboot, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-10-16.
- How severe is CVE-2026-111689?
- Medium severity. CVSS v3 base score is 4.3 out of 10.