CVE-2024-4345Known exploitationNetwork attack vector

Unauthenticated file upload via missing type validation

Published May 7, 2024 · Updated Apr 8, 2026

Arbitrary file upload in WEB-SHOP-HOSTING Startklar Elementor Addons 1.7.13 and earlier allows remote attackers to upload executable files. The startklarDropZoneUploadProcess::process method accepts uploaded content without adequately validating whether its file type is dangerous. No authentication is required, and a successfully stored executable file enables code execution in the affected WordPress site's server context.

CVSS severity9.8
Critical
EPSS probability1.44%
Next 30 days · Sep 16, 2026
Known exploitationReported
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Arbitrary file upload in WEB-SHOP-HOSTING Startklar Elementor Addons 1.7.13 and earlier allows remote attackers to upload executable files. The startklarDropZoneUploadProcess::process method accepts uploaded content without adequately validating whether its file type is dangerous. No authentication is required, and a successfully stored executable file enables code execution in the affected WordPress site's server context.

The record

CVE
CVE-2024-4345
Published
May 7, 2024
Updated
Apr 8, 2026
Vendor
WEB-SHOP-HOSTING
Product
Startklar Elementor Addons
Classifications
CWE-434, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 7, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record 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 <=1.7.13

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

WEB-SHOP-HOSTING · Startklar Elementor Addonsversion=0 <=1.7.13

Published CVSS scores

9.8WordfenceCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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 exploitationReported
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

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Reported exploitation

Technologies

Your stack

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Your stack

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