What is CVE-2026-124621?

CVE-2026-124621 is a high-severity vulnerability in Kongxin-Github Java Library Management System, classified under Incorrect Privilege Assignment. CVSS score: 7.4/10. Published 2026-11-09.

How severe is CVE-2026-124621?

High severity. CVSS v3 base score is 7.4 out of 10.

Auth bypass in Kongxin-Github Java Library Management System

CVE-2026-124621

A vulnerability was determined in kongxin-github Java_Library_Management_System up to 70a6eb6b96fe64575d8051f1a59055bfc5dc5885. This affects the function UpdateAdmin.deleteuser/UpdateAdmin.updateadmin/UpdateAdmin.updatepass/Book.addbook/Book.modifybook/Book.deletebook/Category.addcategory/Category.setcategory/Landing.sureadmin of the file src/view/MainInterface.java of the component Swing UI Layer. This manipulation causes improper authorization. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The project was informed of the problem early through an issue report but has not responded yet.

Published 2026-11-09 · last modified 2026-11-09.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/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

Kongxin-Github Java Library Management System — versions 70a6eb6b96fe64575d8051f1a59055bfc5dc5885

Weakness classification (CWE)

References

github.com/kongxin-github/Java_Library_Management_System/ (product)
github.com/kongxin-github/Java_Library_Management_System/issues/4 (issue-tracking, exploit)
vuldb.com/cve/CVE-2026-124621 (third-party-advisory)
vuldb.com/submit/1040541 (third-party-advisory)
vuldb.com/vuln/433046 (technical-description, vdb-entry)
vuldb.com/vuln/433046/cti (signature, permissions-required)

Frequently asked questions

What is CVE-2026-124621?: CVE-2026-124621 is a high-severity vulnerability in Kongxin-Github Java Library Management System, classified under Incorrect Privilege Assignment. CVSS score: 7.4/10. Published 2026-11-09.
How severe is CVE-2026-124621?: High severity. CVSS v3 base score is 7.4 out of 10.