SourceCodester Leave Application System 1.0 User Management cross site scripting

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
2.2$0-$5k2.78-

Summaryinfo

A vulnerability was found in SourceCodester Leave Application System 1.0. It has been classified as problematic. This affects an unknown part of the component User Management Handler. Performing a manipulation results in cross site scripting. This vulnerability is known as CVE-2026-5209. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in SourceCodester Leave Application System 1.0. It has been classified as problematic. This affects an unknown code block of the component User Management Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity.

The advisory is shared at medium.com. This vulnerability is uniquely identified as CVE-2026-5209. The exploitability is told to be easy. It is possible to initiate the attack remotely. The exploitation requires an enhanced level of successful authentication. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The exploit is shared for download at medium.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.4
VulDB Meta Temp Score: 2.2

VulDB Base Score: 2.4
VulDB Temp Score: 2.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/31/2026 Advisory disclosed
03/31/2026 +0 days VulDB entry created
03/31/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: sourcecodester.com

Advisory: medium.com
Status: Not defined

CVE: CVE-2026-5209 (🔒)
GCVE (CVE): GCVE-0-2026-5209
GCVE (VulDB): GCVE-100-354345
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/31/2026 12:23
Changes: 03/31/2026 12:23 (54)
Complete: 🔍
Submitter: Hemant Raj Bhati
Cache ID: 216:0AF:103

Submitinfo

Accepted

  • Submit #780417: SourceCodester Leave Application System in PHP and SQLite3 1.0 Cross Site Scripting (by Hemant Raj Bhati)

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