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CVE-2026-4945

MEDIUM 5.3 CVSS 3.1
Published
September 7, 2026
Last modified
September 8, 2026
NVD status
Deferred
Reported by
security@wordfence.com
Weakness
CWE-639
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Description

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.

Affected WordPress components

  • Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE Plugin · otter-blocks
    Confirmed match Active
    Up to and including 3.1.7
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • themeisle Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE — Up to and including 3.1.7

References