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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.

PUBLISHED Reserved 2026-02-15 | Published 2026-02-16 | Updated 2026-02-23 | Assigner VulDB




MEDIUM: 6.9CVSS: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
HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
HIGH: 7.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Improper Access Controls

Incorrect Privilege Assignment

Product status

1.1.0
affected

1.1.1
affected

Timeline

2026-02-15:Advisory disclosed
2026-02-15:VulDB entry created
2026-02-20:VulDB entry last update

Credits

Jszdk (VulDB User) reporter

References

vuldb.com/?id.346158 (VDB-346158 | zhanghuanhao LibrarySystem 图书馆管理系统 BookController.java access control) vdb-entry technical-description

vuldb.com/?ctiid.346158 (VDB-346158 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.749873 (Submit #749873 | https://github.com/zhanghuanhao/LibrarySystem LibrarySystem v1.1.1 Improper Access Control) third-party-advisory

github.com/zhanghuanhao/LibrarySystem/issues/32 issue-tracking

github.com/zhanghuanhao/LibrarySystem/issues/32 exploit issue-tracking

cve.org (CVE-2026-2549)

nvd.nist.gov (CVE-2026-2549)

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