CVE-2025-11254 MEDIUM

CVE-2025-11254: Contest Gallery – Upload, Vote & Sell with PayPal and Stripe <= 27.0.3 - Unauthenticated CSV Injection

Vendor Contest-Gallery
Product Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe
Weakness CWE-1236
Published October 11, 2025
Last update April 8, 2026

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

What the vulnerability does

01Description

The Contest Gallery – Upload, Vote & Sell with PayPal and Stripe plugin for WordPress is vulnerable to CSV Injection in all versions up to, and including, 27.0.3 via gallery submissions. This makes it possible for unauthenticated attackers to embed untrusted input into exported CSV files, which can result in code execution when these files are downloaded and opened on a local system with a vulnerable configuration.

Explanation of Vulnerability in Simple Terms

02Summary

Contest Gallery versions up to 27.0.3 contain an input validation flaw that allows attackers to inject malicious content into the application. An attacker must trick a user into visiting a crafted link or page to trigger the vulnerability. The flaw can result in data modification or injection attacks, though it does not compromise confidentiality or availability.

What an attacker can do

03Attacker Capabilities

Inject malicious content or modify data by tricking a user into visiting a crafted link.

Potential impact on your site

04Site Impact

Users' data could be modified or corrupted if they click attacker-controlled links while logged in.

Conditions required to exploit

05Prerequisites

User interaction required; attacker must trick a victim into clicking a malicious link or visiting a page.

Key dates

06Disclosure timeline

October 11, 2025 CVE published
April 8, 2026 Record updated