WebWizards MarketKing Plugin up to 2.1.71 Duplicate Product marketking_duplicate_product product ID missing authentication

Summaryinfo

A vulnerability categorized as critical has been discovered in WebWizards MarketKing Plugin up to 2.1.71. Affected by this vulnerability is the function marketking_duplicate_product of the component Duplicate Product. Executing a manipulation of the argument product ID can lead to missing authentication. This vulnerability is registered as CVE-2026-93342. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in WebWizards MarketKing Plugin up to 2.1.71. This vulnerability affects the function marketking_duplicate_product of the component Duplicate Product. The manipulation of the argument product ID with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

MarketKing plugin for WordPress before 2.1.72 contains a missing authorization vulnerability in the marketking_duplicate_product AJAX action that allows authenticated attackers with subscriber-level access or higher to duplicate any vendor's product by supplying an arbitrary product ID. Attackers can bypass ownership verification to copy any vendor's product listings, including private product metadata, and assign the duplicated copy to their own vendor account without the victim's knowledge or consent.

The advisory is available at marketkingplugin.com. This vulnerability was named CVE-2026-93342 since 09/17/2026. The exploitation appears to be easy. The attack can be initiated remotely. Technical details are known, but there is no available exploit.

Upgrading to version 2.1.72 eliminates this vulnerability.

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Productinfo

Vendor

• WebWizards

Name

• MarketKing Plugin

Version

• 2.1.0
• 2.1.1
• 2.1.2
• 2.1.3
• 2.1.4
• 2.1.5
• 2.1.6
• 2.1.7
• 2.1.8
• 2.1.9
• 2.1.10
• 2.1.11
• 2.1.12
• 2.1.13
• 2.1.14
• 2.1.15
• 2.1.16
• 2.1.17
• 2.1.18
• 2.1.19
• 2.1.20
• 2.1.21
• 2.1.22
• 2.1.23
• 2.1.24
• 2.1.25
• 2.1.26
• 2.1.27
• 2.1.28
• 2.1.29
• 2.1.30
• 2.1.31
• 2.1.32
• 2.1.33
• 2.1.34
• 2.1.35
• 2.1.36
• 2.1.37
• 2.1.38
• 2.1.39
• 2.1.40
• 2.1.41
• 2.1.42
• 2.1.43
• 2.1.44
• 2.1.45
• 2.1.46
• 2.1.47
• 2.1.48
• 2.1.49
• 2.1.50
• 2.1.51
• 2.1.52
• 2.1.53
• 2.1.54
• 2.1.55
• 2.1.56
• 2.1.57
• 2.1.58
• 2.1.59
• 2.1.60
• 2.1.61
• 2.1.62
• 2.1.63
• 2.1.64
• 2.1.65
• 2.1.66
• 2.1.67
• 2.1.68
• 2.1.69
• 2.1.70
• 2.1.71

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