# CVE-2026-14775: SourceCodester Online Examination & Learning Management System unrestricted upload in process_lesson.php

Source: https://junglewise.ai/threats/cve-2026-14775-sourcecodester-online-examination-learning-management-system  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-05. Updated: 2026-07-05  
License: CC BY 4.0 with a link back

CVE-2026-14775 · Severity: medium · CVSS 6.3 · Published 2026-07-05

A security vulnerability exists in the SourceCodester Online Examination & Learning Management System, a platform used for managing educational content and testing. An attacker can exploit a flaw in the lesson processing component to upload unauthorized files to the server. This could allow an attacker to gain control over the system, potentially leading to data theft or service disruption.

Technologies: [SourceCodester Online Examination & Learning Management System](https://junglewise.ai/threats/technologies/online-examination-learning-management-system). Vendors: [SourceCodester](https://junglewise.ai/threats/vendors/sourcecodester).

## Quick answers

**Is CVE-2026-14775 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-14775 being exploited in the wild.

**How severe is CVE-2026-14775?** Medium severity, with a CVSS score of 6.3, published 5 July 2026.

**Which products and versions are affected?** SourceCodester Onlne Examination & Learning Management System 1.0.

**Is there a fix for CVE-2026-14775?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-14775 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-14775?** Check whether you run SourceCodester Online Examination & Learning Management System. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An unrestricted file upload vulnerability (CWE-434) exists in SourceCodester Online Examination & Learning Management System 1.0 within the '/process_lesson.php' file. The vulnerability is triggered by manipulating the 'user_id' argument, which lacks proper access control and validation. A remote attacker with low privileges can exploit this to upload arbitrary files to the web server. This can lead to remote code execution (RCE) if the attacker uploads a malicious script (e.g., a PHP shell). Public exploit code is reportedly available.

## Affected products

- SourceCodester Onlne Examination & Learning Management System 1.0

## Timeline

- 2026-07-05: advisory: NVD publication date

## References

- [https://github.com/nuiifornet/A033/blob/main/OE-LMS-RCE-1-process_lesson.md](https://github.com/nuiifornet/A033/blob/main/OE-LMS-RCE-1-process_lesson.md)
- [https://vuldb.com/cve/CVE-2026-14775](https://vuldb.com/cve/CVE-2026-14775)
- [https://vuldb.com/submit/850677](https://vuldb.com/submit/850677)
- [https://vuldb.com/vuln/376365](https://vuldb.com/vuln/376365)
- [https://vuldb.com/vuln/376365/cti](https://vuldb.com/vuln/376365/cti)
- [https://www.sourcecodester.com/](https://www.sourcecodester.com/)

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