CVE-2026-2549
zhanghuanhao LibrarySystem 图书馆管理系统 BookController.java access control
- State
- Published
- Severity
- 6.9 Medium
- Published
- Feb 16, 2026
- Updated
- Feb 23, 2026
- Reserved
- Feb 15, 2026
Description
A vulnerability has been found in zhanghuanhao LibrarySystem 图书馆管理系统 up to 1.1.1. This impacts an unknown function of the file BookController.java. The manipulation leads to improper access controls. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 7.3 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 7.3 High | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 7.5 High | AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
LibrarySystem 图书馆管理系统zhanghuanhao |
|
References
- VDB-346158 | zhanghuanhao LibrarySystem 图书馆管理系统 BookController.java access controlvdb-entrytechnical-description
- VDB-346158 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #749873 | https://github.com/zhanghuanhao/LibrarySystem LibrarySystem v1.1.1 Improper Access Controlthird-party-advisory
- https://github.com/zhanghuanhao/LibrarySystem/issues/32issue-tracking
- https://github.com/zhanghuanhao/LibrarySystem/issues/32#issue-3879640487exploitissue-tracking
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