4.8
MEDIUM CVSS 4.0
CVE-2026-5209
SourceCodester Leave Application System User Management cross site scripting
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.

INFO

Published Date :

March 31, 2026, 7:16 p.m.

Last Modified :

March 31, 2026, 7:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-5209 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 LOW [email protected]
CVSS 3.1 LOW [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Sanitize user input and validate data to prevent cross-site scripting.
  • Validate all user-supplied input.
  • Sanitize output before rendering.
  • Update the User Management Handler.
  • Apply security patches when available.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-5209.

URL Resource
https://medium.com/@hemantrajbhati5555/stored-cross-site-scripting-xss-in-php-leave-application-system-3260c881a1fa
https://vuldb.com/submit/780417
https://vuldb.com/vuln/354345
https://vuldb.com/vuln/354345/cti
https://www.sourcecodester.com/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-5209 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-5209 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-5209 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Mar. 31, 2026

    Action Type Old Value New Value
    Added 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/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
    Added CVSS V3.1 AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
    Added CVSS V2 (AV:N/AC:L/Au:M/C:N/I:P/A:N)
    Added CWE CWE-79
    Added CWE CWE-94
    Added Reference https://medium.com/@hemantrajbhati5555/stored-cross-site-scripting-xss-in-php-leave-application-system-3260c881a1fa
    Added Reference https://vuldb.com/submit/780417
    Added Reference https://vuldb.com/vuln/354345
    Added Reference https://vuldb.com/vuln/354345/cti
    Added Reference https://www.sourcecodester.com/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.