Vulnerability · Published Sep 22, 2026 · Assigned by VulnCheck

CVE-2026-93342MarketKing < 2.1.72 Missing Authorization via marketking_duplicate_product AJAX

Medium 5.4

In plain English

A medium-severity missing authorization in MarketKing from WebWizards. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.3%top 75.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
WebWizards	MarketKing	0 – before 2.1.72

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

References

Changelog release-notes, patch
WordPress Download Page product
https://www.vulncheck.com/advisories/marketking-missing-authorization-via-marketking-duplicate-product-ajax third-party-advisory