CVE-2025-50866
CloudClassroom-PHP Project 1.0 Reflected Cross-site Scripting (XSS)
Description
CloudClassroom-PHP-Project 1.0 contains a reflected Cross-site Scripting (XSS) vulnerability in the email parameter of the postquerypublic endpoint. Improper sanitization allows an attacker to inject arbitrary JavaScript code that executes in the context of the user s browser, potentially leading to session hijacking or phishing attacks.
INFO
Published Date :
July 31, 2025, 5:15 p.m.
Last Modified :
Aug. 6, 2025, 4:51 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update the application to sanitize all user-supplied input.
- Implement context-aware output encoding for all data.
- Validate and sanitize the 'email' parameter in postquerypublic.
- Perform security testing to verify XSS defenses.
Public PoC/Exploit Available at Github
CVE-2025-50866 has a 3 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2025-50866.
| URL | Resource |
|---|---|
| https://github.com/SacX-7/CVE-2025-50866 | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-50866 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-50866
weaknesses.
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).
Cross Site Scripting (XSS)
None
📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.
security cve exploit poc vulnerability
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-50866 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-50866 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.
-
Initial Analysis by [email protected]
Aug. 06, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:vishalmathur:cloudclassroom:1.0:*:*:*:*:*:*:* Added Reference Type MITRE: https://github.com/SacX-7/CVE-2025-50866 Types: Third Party Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 31, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Added CWE CWE-79 -
New CVE Received by [email protected]
Jul. 31, 2025
Action Type Old Value New Value Added Description CloudClassroom-PHP-Project 1.0 contains a reflected Cross-site Scripting (XSS) vulnerability in the email parameter of the postquerypublic endpoint. Improper sanitization allows an attacker to inject arbitrary JavaScript code that executes in the context of the user s browser, potentially leading to session hijacking or phishing attacks. Added Reference https://github.com/SacX-7/CVE-2025-50866