Vulnerability · Published Feb 16, 2026 · Assigned by VulDB

CVE-2026-2549zhanghuanhao LibrarySystem 图书馆管理系统 BookController.java access control

High 7.3

In plain English

A high-severity improper access control in LibrarySystem 图书馆管理系统 from zhanghuanhao. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).

Severity (CVSS 3.1)7.3High
Exploit odds (30 days)0.3%top 74.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
zhanghuanhao LibrarySystem 图书馆管理系统 1.1.01.1.1

Weakness: CWE-284, CWE-266 · Vector: 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

References