WordPressプラグイン「Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe」に危険なファイルのアップロードの脆弱性（CVE-2026-78088）
概要
WordPressプラグイン「Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe」に危険なファイルのアップロードの脆弱性が確認されました。
バージョン 32.0.1 以前に影響があります。
修正版 33.0.0 への更新が推奨されます。
脆弱性の基本情報
| 脆弱性ID |
CVE-2026-78088 WF-af2115ba-5573-41ce-8d5a-58c57c65c75a |
|---|---|
| 脆弱性の種類 | 危険なファイルのアップロード |
| 危険度 | 高 |
| CVSSスコア |
8.8（CVSS v3.1） CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 公開日 | 2026年9月15日 |
| 更新日 | 2026年9月16日 |
影響を受ける製品
| 製品 | 影響を受けるバージョン | 修正版 | 出典 |
|---|---|---|---|
| WordPressプラグイン「Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe」 |
32.0.1 以前 | 33.0.0 | Wordfence Intelligence |
推奨対応
- WordPressプラグイン「Contest Gallery – Upload & Vote Photos, Media, Sell with PayPal & Stripe」を修正版 33.0.0 またはそれ以降の公式最新版へ更新してください。
情報元の原文
Wordfence Intelligence
Contest Gallery <= 32.0.1 - Unauthenticated Arbitrary File Upload via 'baseUrlForFacebook' Parameter
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.
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