CVE-2024-3801Network attack vector

Unauthenticated reflected XSS via unsanitized GET parameter

Published Jun 28, 2024 · Updated Oct 30, 2024

Reflected XSS in Concept Intermedia S@M CMS 3.3 and earlier allows remote attackers to execute script through a crafted GET parameter. An affected site reflects script supplied in an undisclosed GET parameter into generated content without neutralizing it. No authentication is required, but a victim must interact with a crafted request; only some observed sites are affected, and the responsible module or configuration is undisclosed.

CVSS severity6.1
Medium
EPSS probability0.33%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in Concept Intermedia S@M CMS 3.3 and earlier allows remote attackers to execute script through a crafted GET parameter. An affected site reflects script supplied in an undisclosed GET parameter into generated content without neutralizing it. No authentication is required, but a victim must interact with a crafted request; only some observed sites are affected, and the responsible module or configuration is undisclosed.

The record

CVE
CVE-2024-3801
Published
Jun 28, 2024
Updated
Oct 30, 2024
Vendor
Concept Intermedia
Product
S@M CMS
Classifications
CWE-79, CAPEC-591, T1203
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 28, 2024CVE publishedPublication date reported by the CVE source.
  2. Oct 30, 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=0 <=3.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Concept Intermedia · S@M CMSversion=0 <=3.3

Published CVSS scores

6.1CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-591Reflected XSS
T1203Exploitation for Client Execution

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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