CVE-2023-3309Network attack vector

Browser script execution via unescaped Cottage Number

Published Jun 18, 2023 · Updated Dec 18, 2024

Cross-site scripting in SourceCodester Resort Reservation System 1.0 allows remote authenticated users to run script via Cottage Number input. The Manage Room page renders the supplied Cottage Number without neutralizing browser-interpreted markup. Access to the management-only interface and a user who loads the affected room view are required; the script runs in that viewer's browser context.

CVSS severity5.4
Medium
EPSS probability0.60%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site scripting in SourceCodester Resort Reservation System 1.0 allows remote authenticated users to run script via Cottage Number input. The Manage Room page renders the supplied Cottage Number without neutralizing browser-interpreted markup. Access to the management-only interface and a user who loads the affected room view are required; the script runs in that viewer's browser context.

The record

CVE
CVE-2023-3309
Published
Jun 18, 2023
Updated
Dec 18, 2024
Vendor
Online Movie Ticket Booking System
Product
Resort Reservation System
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 18, 2023CVE publishedPublication date reported by the CVE source.
  2. Dec 18, 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 · Resort Reservation Systemversion=1.0

Published CVSS scores

5.4NISTCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
4.0VulDBAV:N/AC:L/Au:S/C:N/I:P/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.

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 exploitUnconfirmed

Weakness, pattern, technique

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

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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