CVE-2026-4945 — Otter Blocks <= 3.1.7 - Missing Authorization to Unauthenticated Purchase Verification Bypass
The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and in…
Published: 2026-09-07 · CVSS: 5.3 · CVSS 3.1
The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.1.7 via the 'watch_checkout' function due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to pay for a lower-cost product while obtaining entitlement for a premium product by manipulating the product_id parameter independently of the price_id parameter in the Stripe checkout URL.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7