Cross-Site Scripting in SourceCodester User Management Handler

Publication date: 2026-03-31

Last updated on: 2026-04-29

Assigner: VulDB

Description

A security vulnerability has been detected in SourceCodester Leave Application System 1.0. Affected by this issue is some unknown functionality of the component User Management Handler. Such manipulation leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-03-31

Last Modified

2026-04-29

Generated

2026-07-06

AI Q&A

2026-03-31

EPSS Evaluated

2026-07-05

NVD

CVE-2026-5209

EUVD

EUVD-2026-17587

Affected Vendors & Products

Vendor	Product	Version / Range
sourcecodester	leave_application_system	1.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-94	The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This vulnerability exists in the SourceCodester Leave Application System 1.0, specifically within an unknown functionality of the User Management Handler component. It allows an attacker to perform cross-site scripting (XSS) attacks by manipulating this component. The attack can be launched remotely, and the exploit has been publicly disclosed.

Impact Analysis

The vulnerability enables cross-site scripting attacks, which can lead to the execution of malicious scripts in the context of a user's browser. This can result in unauthorized actions such as session hijacking, defacement, or redirection to malicious sites. However, the CVSS scores indicate a relatively low severity, suggesting limited impact, with no direct confidentiality or availability loss but some integrity impact.

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