Auth bypass in Zhangbw409 Library Manager System
CVE-2026-124590
A security vulnerability has been detected in zhangbw409 library_manager_system f6c9d9c96bf5d2a32ef741daeaa29d80e6db166b/56514767a5207caf5e04c2cea379dfaa8cb5f00b. This impacts the function BookController.addBook of the file src/main/java/com/zbw/controller/UserController.java. The manipulation of the argument userName/userPwd/userEmail/userId leads to improper authorization. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The project was informed of the problem early through an issue report but has not responded yet.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
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
- Zhangbw409 Library Manager System — versions 56514767a5207caf5e04c2cea379dfaa8cb5f00b, f6c9d9c96bf5d2a32ef741daeaa29d80e6db166b
Weakness classification (CWE)
References
- vuldb.com/vuln/433014 (technical-description, vdb-entry)
- vuldb.com/vuln/433014/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-124590 (third-party-advisory)
- vuldb.com/submit/1040539 (third-party-advisory)
- github.com/zhangbw409/library_manager_system/issues/15 (issue-tracking, exploit)
- github.com/zhangbw409/library_manager_system/ (product)
Frequently asked questions
- What is CVE-2026-124590?
- CVE-2026-124590 is a high-severity vulnerability in Zhangbw409 Library Manager System, classified under Incorrect Privilege Assignment. CVSS score: 7.3/10. Published 2026-11-09.
- How severe is CVE-2026-124590?
- High severity. CVSS v3 base score is 7.3 out of 10.