Auth bypass in Zuihou Lamp-Boot
CVE-2026-110763
lamp-boot 4.16.0-java17 through 4.21.2-java17 contains an insecure direct object reference vulnerability in the oauth module's /anyone/findDeptByCompany endpoint that skips URI permission checks. Authenticated low-privilege users can iterate sequential employeeId values to read every employee's department membership within the tenant.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published .
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/lamp-boot-finddeptbycompany-employee-idor (technical-description, exploit)
- github.com/zuihou/lamp-boot/blob/ddef8c71de970b915ba1b15e0e9c2dd7414074de/lamp-… (technical-description)
- github.com/zuihou/lamp-boot (product)
- www.vulncheck.com/advisories/lamp-boot-4.16.0-java17-through-4.21.2-java17-idor… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-110763?
- CVE-2026-110763 is a medium-severity vulnerability in Zuihou Lamp-Boot, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-10-14.
- How severe is CVE-2026-110763?
- Medium severity. CVSS v3 base score is 4.3 out of 10.