Arbitrary Product Purchase Vulnerability in UpsellWP Plugin for WordPress
CVE-2026-85350
Currently unrated
Key Information:
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👾 Exploit Exists🟡 Public PoC
What is CVE-2026-85350?
The UpsellWP plugin for WordPress suffers from a vulnerability that permits unauthenticated users to add products to their cart using the Frequently Bought Together campaign feature. This flaw does not verify if the products selected belong to the valid campaign, enabling users to exploit the discounted pricing unintentionally set by the vendor.
Affected Version(s)
UpsellWP 1.4.4 < 2.2.10
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.