CVE-2024-30433Network attack vector

Stored script execution via unneutralized shortcode output

Published Mar 29, 2024 · Updated Apr 28, 2026

Stored cross-site scripting in MultiVendorX WC Marketplace 4.1.3 and earlier allows remote authenticated users to execute scripts in visitors' browsers. The vendor-list and recent-product shortcode renderers place stored contributor-controlled content into generated pages without adequate neutralization; the exact input field is undisclosed. Contributor or Developer access is required, and execution occurs when another user renders the affected shortcode output.

CVSS severity6.5
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

Stored cross-site scripting in MultiVendorX WC Marketplace 4.1.3 and earlier allows remote authenticated users to execute scripts in visitors' browsers. The vendor-list and recent-product shortcode renderers place stored contributor-controlled content into generated pages without adequate neutralization; the exact input field is undisclosed. Contributor or Developer access is required, and execution occurs when another user renders the affected shortcode output.

The record

CVE
CVE-2024-30433
Published
Mar 29, 2024
Updated
Apr 28, 2026
Vendor
MultiVendorX
Product
MultiVendorX
Classifications
CWE-79, CAPEC-592, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 29, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a <=4.1.3 changes=[{"at":"4.1.4","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

MultiVendorX · MultiVendorXversion=n/a <=4.1.3 changes=[{"at":"4.1.4","status":"unaffected"}]

Published CVSS scores

6.5PatchstackCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

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')
CAPEC-592Stored XSS
T1059.007Command and Scripting Interpreter: JavaScript

Public exploit references

No public exploit references are available in this record.

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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