WordPressプラグイン「Simple JWT Login – Allows you to use JWT on REST endpoints.」に認可の欠如の脆弱性（CVE-2026-39793）
概要
WordPressプラグイン「Simple JWT Login – Allows you to use JWT on REST endpoints.」に認可の欠如の脆弱性が確認されました。
バージョン 4.0.0 以上 4.0.0 以下に影響があります。
脆弱性の基本情報
| 脆弱性ID |
CVE-2026-39793 WF-ca2b5063-dec5-4e5d-a195-91cef84a1971 |
|---|---|
| 脆弱性の種類 | 認可の欠如 |
| 危険度 | 中 |
| CVSSスコア |
4.3（CVSS v3.1） CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| 公開日 | 2026年10月5日 |
| 更新日 | 2026年10月9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「Simple JWT Login – Allows you to use JWT on REST endpoints.」 |
4.0.0 以上 4.0.0 以下 | — | Wordfence Intelligence |
推奨対応
- WordPressプラグイン「Simple JWT Login – Allows you to use JWT on REST endpoints.」の提供元が公開している最新情報を確認し、公式の最新版へ更新してください。
情報元の原文
Wordfence Intelligence
Simple JWT Login – Allows you to use JWT on REST endpoints. 4.0.0 - Missing Authorization
The Simple JWT Login – Allows you to use JWT on REST endpoints. plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in version 4.0.0. This makes it possible for authenticated attackers, with Subscriber-level access and above, to perform an unauthorized action.
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