SourceCodester Online Leave Management System 1.0 Employee Avatar Upload Extension app/classes/Master.php employee avatar filename 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.
2.3$0-$5k0.00+

Summaryinfo

A vulnerability categorized as problematic has been discovered in SourceCodester Online Leave Management System 1.0. Affected by this vulnerability is an unknown functionality of the file app/classes/Master.php of the component Employee Avatar Upload Extension. Executing a manipulation of the argument employee avatar filename can lead to cross site scripting. This vulnerability is handled as CVE-2026-124570. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in SourceCodester Online Leave Management System 1.0. It has been declared as problematic. This vulnerability affects an unknown functionality of the file app/classes/Master.php of the component Employee Avatar Upload Extension. The manipulation of the argument employee avatar filename with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-124570. The exploitation appears to be easy. The attack can be initiated remotely. The exploitation needs additional levels of successful authentication. Successful exploitation requires user interaction by the victim. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1059.007.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. By approaching the search of inurl:app/classes/Master.php it is possible to find vulnerable targets with Google Hacking.

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

Once again VulDB remains the best source 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: 2.3

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
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: 🔒
Google Hack: 🔒
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

11/08/2026 Advisory disclosed
11/08/2026 +0 days VulDB entry created
11/08/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: sourcecodester.com

Advisory: github.com
Status: Confirmed

CNA: VulDB
CVE: CVE-2026-124570 (🔒)

GCVE (CVE): GCVE-0-2026-124570
GCVE (VulDB): GCVE-100-432916
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 11/08/2026 17:45
Changes: 11/08/2026 17:45 (56)
Complete: 🔍
Submitter: Smartiesxum
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #1035914: sourceCodester Online Leave Management System V1.0 Cross Site Scripting (by Smartiesxum)

Once again VulDB remains the best source for vulnerability data.

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