CVE-2026-5181Public exploitNetwork attack vector

Authenticated code execution via unfiltered image upload

Published Mar 31, 2026 · Updated Mar 31, 2026

Unrestricted file upload in SourceCodester Simple Doctor's Appointment System 1.0 allows remote authenticated users to upload dangerous files. The save_category action in /doctors_appointment/admin/ajax.php accepts the img upload without sanitizing or filtering its file type before storing it. Access to the administrator category-management function is required; uploaded server-executable content grants code execution on the web server.

CVSS severity6.3
Medium
EPSS probability0.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted file upload in SourceCodester Simple Doctor's Appointment System 1.0 allows remote authenticated users to upload dangerous files. The save_category action in /doctors_appointment/admin/ajax.php accepts the img upload without sanitizing or filtering its file type before storing it. Access to the administrator category-management function is required; uploaded server-executable content grants code execution on the web server.

The record

CVE
CVE-2026-5181
Published
Mar 31, 2026
Updated
Mar 31, 2026
Vendor
Online Computer and Laptop Store Project
Product
Simple Doctor's Appointment System
Classifications
CWE-434, CWE-284, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 31, 2026CVE publishedPublication date reported by the CVE source.
  2. Mar 31, 2026Record 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 · Simple Doctor's Appointment Systemversion=1.0

Published CVSS scores

6.3VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
6.5VulDBAV:N/AC:L/Au:S/C:P/I:P/A:P
2.1VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

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.

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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
CWE-284Improper Access Control
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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