CVE-2024-4921Public exploitNetwork attack vector

Remote code execution via unrestricted avatar upload

Published May 16, 2024 · Updated Aug 1, 2024

Unrestricted upload in SourceCodester Employee and Visitor Gate Pass Logging System 1.0 allows remote authenticated users to execute PHP code. The save_susers() method retains the img filename and moves the upload into the web-accessible uploads directory without restricting its extension. A user able to submit the account-management form can request the stored script and execute code as the web-server account.

CVSS severity5.3
Medium
EPSS probability0.67%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted upload in SourceCodester Employee and Visitor Gate Pass Logging System 1.0 allows remote authenticated users to execute PHP code. The save_susers() method retains the img filename and moves the upload into the web-accessible uploads directory without restricting its extension. A user able to submit the account-management form can request the stored script and execute code as the web-server account.

The record

CVE
CVE-2024-4921
Published
May 16, 2024
Updated
Aug 1, 2024
Vendor
Online Computer and Laptop Store Project
Product
Employee and Visitor Gate Pass Logging System
Classifications
CWE-434, T1505.003, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. May 16, 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 privilegesauthenticated

What is affected?

Online Computer and Laptop Store Project · Employee and Visitor Gate Pass Logging Systemversion=1.0

Published CVSS scores

5.3VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
6.5VulDBAV:N/AC:L/Au:S/C:P/I:P/A:P
6.3VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
T1505.003Web Shell
T1190Exploit Public-Facing Application

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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