🛡️ CVE-2025-29426 — online-class-and-exam-scheduling-system

🟡 CVSS 4.6 — Medium ⚠️ Exploit Public CWE-80 NVD
4.6
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Code-projects Online Class and Exam Scheduling System V1.0 is vulnerable to Cross Site Scripting (XSS) in /pages/class.php via the id and cys parameters.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. A user must be tricked into taking some action. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality low, integrity low, availability none.

Weakness class

CVE-2025-29426 is classified as CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream…

Affected software

CVE-2025-29426 is recorded against 1 package.

  • online-class-and-exam-scheduling-system

Timeline and source

Published on 17 March 2025 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com

Details

Severity MEDIUM
CVSS Score 4.6
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CWE CWE-80
Public Exploit ⚠️ Yes
Source NVD
Published 2025-03-17
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
online-class-and-exam-scheduling-system — —

Similar Threats

Exploit Protection

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CVE-2025-29426 carries CVSS 4.6 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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