CVE-2022-3434: sourcecodester web-based student clearance system Improper Neutralization
Vulnerability summary
CVE-2022-3434 is a medium (CVSS 5.4) Improper Neutralization vulnerability in sourcecodester web-based student clearance system. EPSS estimates a 0.66% chance of exploitation in the next 30 days, higher than 51% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 08-10-2022PublishedVulnerability first disclosed.
- 15-04-2025Last modifiedVulnerability information updated.
Description
A vulnerability was found in SourceCodester Web-Based Student Clearance System. It has been rated as problematic. Affected by this issue is the function prepare of the file /Admin/add-student.php. The manipulation leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-210356.
CVSS metrics
2 scores · 2 sources · 1 version- CVE.orgCNA3.5LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:NDiffers
EPSS trend
Probability
0.66%
Chance of exploitation in the next 30 days
Percentile
51%
Versus all other CVEs
30-day change
+0.10 pp
From 0.56% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (jianshu.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-707Improper NeutralizationThe product does not ensure or incorrectly ensures that structured messages or data are well-formed and that certain security properties are met before being read from an upstream component or sent to a downstream component.
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')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.
Affected systems
Sourcecodester1 product
Web-based_student_clearance_system_project1 product
2 vendors · 2 products