Unrated severityNVD Advisory· Published May 8, 2025· Updated Apr 8, 2026
Contest Gallery <= 26.0.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via id Parameter
CVE-2025-3862
Description
Contest Gallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘id’ parameter in all versions up to, and including, 26.0.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- Range: <=26.0.6
- contest-gallery/Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripev5Range: 0
Patches
Vulnerability mechanics
References
6- plugins.trac.wordpress.org/browser/contest-gallery/tags/26.0.5/shortcodes/cg_entry_on_off.phpmitre
- plugins.trac.wordpress.org/browser/contest-gallery/tags/26.0.7/shortcodes/cg_entry_on_off.phpmitre
- plugins.trac.wordpress.org/changeset/3288915mitre
- wordpress.org/plugins/contest-gallery/mitre
- www.contest-gallery.com/documentation/mitre
- www.wordfence.com/threat-intel/vulnerabilities/id/a1b043a1-7bee-4ef0-86d9-19cf202cfc71mitre
News mentions
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