Vulnerability · Published Sep 16, 2026 · Assigned by Wordfence
CVE-2026-78088Contest Gallery <= 32.0.1 - Unauthenticated Arbitrary File Upload via 'baseUrlForFacebook' Parameter
High 8.8
In plain English
A high-severity unrestricted file upload in Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe from contest-gallery. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).
Official description
The Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe plugin for WordPress is vulnerable to Unauthenticated Arbitrary File Overwrite in all versions up to, and including, 32.0.1 due to insufficient file path validation in the 'baseUrlForFacebook' parameter. This makes it possible for authenticated attackers, with subscriber-level access and above, to overwrite known files which may lead to remote code execution when certain preconditions are met.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| contest-gallery | Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe | 0 – through 32.0.1 |
Weakness: CWE-434 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/af2115ba-5573-41ce-8d5a-58c57c65c75a?source=cve
- https://plugins.trac.wordpress.org/changeset?old_path=/contest-gallery/tags/32.0.1/v10/v10-admin/gallery/change-gallery/1_content-fb-like.php&new_path=/contest-gallery/tags/33.0.0/v10/v10-admin/gallery/change-gallery/1_content-fb-like.php