CVE-2024-3321Public exploitNetwork attack vector

Stored script execution via unsanitized subject fields

Published Apr 5, 2024 · Updated Aug 1, 2024

Stored cross-site scripting in SourceCodester eLearning System 1.0 allows remote authenticated users to run script in an administrator's browser. The Add Subject workflow stores crafted Subject Code or Description values without neutralizing HTML and renders them on the administrator subject page. Administrative access is required to submit the payload, and execution occurs when that subject page is visited within the application's browser origin.

CVSS severity4.8
Medium
EPSS probability0.54%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in SourceCodester eLearning System 1.0 allows remote authenticated users to run script in an administrator's browser. The Add Subject workflow stores crafted Subject Code or Description values without neutralizing HTML and renders them on the administrator subject page. Administrative access is required to submit the payload, and execution occurs when that subject page is visited within the application's browser origin.

The record

CVE
CVE-2024-3321
Published
Apr 5, 2024
Updated
Aug 1, 2024
Vendor
Online Computer and Laptop Store Project
Product
eLearning System
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Apr 5, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 1, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Online Computer and Laptop Store Project · eLearning Systemversion=1.0

Published CVSS scores

3.5VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
4.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
4.0VulDBAV:N/AC:L/Au:S/C:N/I:P/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007JavaScript/JScript

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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