CVE-2023-2824Public exploitNetwork attack vector

Browser script execution via unneutralized service parameter

Published May 20, 2023 · Updated Aug 2, 2024

Stored XSS in SourceCodester Dental Clinic Appointment Reservation System 1.0 allows remote authenticated users to run browser scripts. /admin/service.php stores the service POST value without effective neutralization and later renders it when a user visits the service page. Administrative access and a later page visit are required; successful exploitation changes browser-rendered content, with no service interruption reported.

CVSS severity3.5
Low
EPSS probability0.57%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in SourceCodester Dental Clinic Appointment Reservation System 1.0 allows remote authenticated users to run browser scripts. /admin/service.php stores the service POST value without effective neutralization and later renders it when a user visits the service page. Administrative access and a later page visit are required; successful exploitation changes browser-rendered content, with no service interruption reported.

The record

CVE
CVE-2023-2824
Published
May 20, 2023
Updated
Aug 2, 2024
Vendor
Online Movie Ticket Booking System
Product
Dental Clinic Appointment Reservation System
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. May 20, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 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 Movie Ticket Booking System · Dental Clinic Appointment Reservation Systemversion=1.0

Published CVSS scores

4.0VulDBAV:N/AC:L/Au:S/C:N/I:P/A:N
6.1NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
3.5VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/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.

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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-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1203Exploitation for Client Execution

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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