CVE-2024-36773Public exploitNetwork attack vector

Stored cross-site scripting via unsanitized theme content

Published Jun 7, 2024 · Updated Feb 13, 2025

Stored cross-site scripting in Monstra CMS 3.0.4 allows remote authenticated users to execute scripts through edited theme content. The administrative theme editor saves script-bearing template or chunk content that is later rendered to site visitors without neutralization. Administrator access is required to save the payload, and execution occurs when a user views the modified site, exposing browser-accessible data or actions.

CVSS severity4.8
Medium
EPSS probability0.37%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in Monstra CMS 3.0.4 allows remote authenticated users to execute scripts through edited theme content. The administrative theme editor saves script-bearing template or chunk content that is later rendered to site visitors without neutralization. Administrator access is required to save the payload, and execution occurs when a user views the modified site, exposing browser-accessible data or actions.

The record

CVE
CVE-2024-36773
Published
Jun 7, 2024
Updated
Feb 13, 2025
Vendor
Monstra
Product
Monstra CMS
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Jun 7, 2024CVE publishedPublication date reported by the CVE source.
  2. Feb 13, 2025Record 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=3.0.4

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Monstra · Monstra CMSversion=3.0.4

Published CVSS scores

4.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
4.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/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
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

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