CVE-2026-124590

zhangbw409 library_manager_system UserController.java BookController.addBook improper authorization

CVSS score

6.9

EPSS probability

—

Risk score

0.7

Published

2 h ago

Overview Public Exploits (0)Newsroom Vulnerability Timeline

Patch status has not yet been verified

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Vulnerability description

DayBreach AI Explanation

Verified against sources

CVE-2026-124590: zhangbw409 library_manager_system Authorization Vulnerability

Sources read

Source agreement

Tam uyum

Evidence confidence

%55

Short explanation

CVE-2026-124590 is an improper authorization vulnerability in zhangbw409 library_manager_system affecting the BookController.addBook function. The attack can be initiated remotely and a public exploit exists.

Why does it matter?

This vulnerability can be exploited remotely, posing risks to system confidentiality and integrity due to improper authorization issues. The project has not responded to early issue reports.

What should be done?

Patch status is currently unknown
Follow vendor advisories

Chain of evidence and sources2 verified claims

CVE-2026-124590, zhangbw409 library_manager_system içindeki BookController.addBook fonksiyonunu etkiler.

S0 · daybreach-canonical S1 · cvelist

Zafiyet durumunda yama durumu bilinmemektedir.

S0 · daybreach-canonical

Show the technical text from the sources

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.

CVSS vector: 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

CWE: CWE-285, CWE-266

This explanation was compiled automatically from the source records. Scores, active exploitation, patch and exploit status come straight from the sources.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-124590 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

ID	VENDOR	PRODUCT	ACTION
1	zhangbw409	library_manager_system	View

Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCORE	VERSION	SEVERITY	VECTOR	SOURCE
7.5	CVSS V2_0	—	AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C	CVE CNA
7.5	CVSS V2	—	AV:N/AC:L/Au:N/C:P/I:P/A:P	NVD
7.3	CVSS V3_1	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:C	CVE CNA
7.3	CVSS V3_0	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:C	CVE CNA
7.3	CVSS V31	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L	NVD
6.9	CVSS V4_0	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	CVE CNA
5.5	CVSS V40	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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X	NVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.

Restrict access to internet-facing services and apply network segmentation.

Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.

Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-124590 is associated with the following CWEs:

CWE-285: Common Weakness Enumeration Entry CWE-285 CWE-266: Common Weakness Enumeration Entry CWE-266

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-124590 weaknesses.

CAPEC-66: SQL Injection CAPEC-126: Path Traversal CAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden

PermissionsGerekmiyor

UserGerekmiyor

Official Sources and Advisories

VDB-433014 | zhangbw409 library_manager_system UserController.java BookController.addBook improper authorizationvendor-advisory VDB-433014 | CTI Indicators (IOB, IOC, TTP, IOA)vendor-advisory CVE-2026-124590 | CVE Analysis and Reportvendor-advisory Submit #1040539 | zhangbw409 library_manager_system 56514767a5207caf5e04c2cea379dfaa8cb5f00b Missing Authorizationvendor-advisory https://github.com/zhangbw409/library_manager_system/issues/15vendor-advisory https://github.com/zhangbw409/library_manager_system/vendor-advisory

CVSS Vector Radar Chart

6.9 / 10

Vulnerability Scoring Details

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

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone required

User InteractionNone required

Confidentiality (Gizlilik)Low

Integrity (Bütünlük)None

Availability (Erişilebilirlik)Low

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

zhangbw409

Weakness Type (CWE & CAPEC)

CWE-285 CWE-266

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