CVE-2023-3753Public exploitNetwork attack vector

Browser script execution via unneutralized browse parameters

Published Jul 19, 2023 · Updated Oct 21, 2024

Cross-site scripting in Creativeitem Mastery LMS 1.2 allows remote attackers to execute script in a user’s browser through /browse parameters. The /browse handler places the search, featured, recommended, or skill argument into generated page content without sufficient neutralization. Successful exploitation requires a user to open attacker-controlled content, allowing the script to read or alter data available to that browser session.

CVSS severity6.1
Medium
EPSS probability0.36%
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 Creativeitem Mastery LMS 1.2 allows remote attackers to execute script in a user’s browser through /browse parameters. The /browse handler places the search, featured, recommended, or skill argument into generated page content without sufficient neutralization. Successful exploitation requires a user to open attacker-controlled content, allowing the script to read or alter data available to that browser session.

The record

CVE
CVE-2023-3753
Published
Jul 19, 2023
Updated
Oct 21, 2024
Vendor
Creativeitem
Product
Mastery LMS
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
Unavailable

Timeline

How it unfolded

  1. Jul 19, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 21, 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=1.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesUnavailable in this record.

What is affected?

Creativeitem · Mastery LMSversion=1.2

Published CVSS scores

4.0VulDBAV:N/AC:L/Au:S/C:N/I:P/A:N
6.1NVDCVSS: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.

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
PrivilegesUnavailable
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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