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Software intelligence

Contest Gallery vulnerabilities

64 tracked advisories · slug contest-gallery

Important: Contest Gallery appearing in this catalog does not mean your website is affected. Exposure depends on your installed version. How SiteRespond intelligence works

Tracked advisories

64

Latest advisory

19 August 2026

CISA KEV matches

0

In this WordPress feed

WordPress slug

contest-gallery

Plugin

What this means for Contest Gallery

This catalog lists 64 known advisories affecting Contest Gallery. The most recent was published on 19 August 2026. If you use this software, compare your installed version against the affected ranges on each advisory and update to a fixed release outside those ranges. SiteRespond Defence checks your actual installed version when the plugin is connected — listing here does not by itself mean your site is vulnerable.

Latest issues

  • Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe <= 30.0.5 - Unauthenticated Stored Cross-Site Scripting

    May allow attackers to run scripts in visitors' browsers or hijack admin sessions.

    Published 19 August 2026

  • Contest Gallery <= 30.0.6 - Authenticated (Author+) Second-Order SQL Injection via MultipleFiles Second-Order Payload via 'cg_multiple_files_for_post' -> 'cgRealId'

    May allow attackers to read or modify database contents beyond intended access.

    Published 14 August 2026

  • Contest Gallery <= 30.0.6 - Unauthenticated Stored Cross-Site Scripting

    May allow attackers to run scripts in visitors' browsers or hijack admin sessions.

    Published 27 July 2026

Vulnerability types

  • SQL injection28
  • Cross-site scripting17
  • CSRF4
  • Authentication bypass2
  • Privilege escalation1

Authentication (inferred from titles)

  • Unauthenticated16
  • Authenticated31
  • Unspecified17

Advisory history

Known Contest Gallery advisories published by month.

All advisories

115 of 64

1 / 5

Check whether your installed version is affected

SiteRespond Defence matches your installed Contest Gallery version against this catalog when the Defence plugin is connected to your WordPress site.