Simple Crypto Shortcodes <= 1.0.2 - プラグイン設定更新におけるクロスサイトリクエストフォージェリ

The core impact of this CSRF vulnerability lies in the ability of an attacker to manipulate plugin settings without proper authentication. By crafting a malicious link or form, an attacker can trick a logged-in administrator into unknowingly executing actions that modify the Simple Crypto Shortcodes plugin's configuration. This could lead to unintended changes in plugin behavior, potential data exposure, or even the introduction of malicious code. The attack surface is limited to administrators with access to the plugin's backend, but successful exploitation could have significant consequences for the WordPress site's security and functionality.

WordPress websites utilizing the Simple Crypto Shortcodes plugin, particularly those with administrative users who frequently interact with the plugin's backend settings, are at risk. Shared hosting environments where multiple websites share the same server resources may also be indirectly affected if one site is compromised and used to launch CSRF attacks against others.

• wordpress / composer / npm:

grep -r 'scs_backend' /var/www/html/wp-content/plugins/simple-crypto-shortcodes/

• wordpress / composer / npm:

wp plugin list --status=all | grep 'simple-crypto-shortcodes'

• wordpress / composer / npm:

wp plugin update simple-crypto-shortcodes

1. 2026-01-24Disclosure

   disclosure

1. 予約済み2025-12-18
2. 公開日2026-01-24
3. 更新日2026-04-08
4. EPSS 更新日2026-03-23

The primary mitigation for CVE-2025-14903 is to upgrade the Simple Crypto Shortcodes plugin to a version that addresses the missing nonce validation. If upgrading is not immediately feasible, consider implementing temporary workarounds such as restricting access to the plugin's backend settings to trusted users only. Implementing a Web Application Firewall (WAF) with CSRF protection rules can also help to block malicious requests. Regularly review WordPress plugin settings for any unauthorized changes.