What’s Vulnerable › Vulnerabilities

CVE-2026-78088: Contest Gallery <= 32.0.1 - Unauthenticated Arbitrary File Upload via 'baseUrlForFacebook' Parameter

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-16 · updated 2026-09-16
• Weakness: CWE-434

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

• Contest Gallery Pro: through 32.0.1

References

• 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
• https://www.wordfence.com/threat-intel/vulnerabilities/id/af2115ba-5573-41ce-8d5a-58c57c65c75a?source=cve

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