プラットフォーム
wordpress
コンポーネント
kama-thumbnail
修正版
3.5.2
CVE-2026-24521 describes a Cross-Site Request Forgery (CSRF) vulnerability discovered in the Kama Thumbnail WordPress plugin. This vulnerability allows an attacker to trick a user into performing actions they did not intend to, potentially leading to unauthorized modifications or deletions of thumbnail data. The vulnerability affects versions from 0.0.0 up to and including 3.5.1, and a fix is available in a later version.
A successful CSRF attack could allow an attacker to modify thumbnail settings, delete existing thumbnails, or potentially even gain access to other sensitive data within the WordPress installation. The impact is amplified if the affected WordPress site handles sensitive content or user data. Attackers could leverage this vulnerability to deface the website, steal user credentials, or compromise the entire system. While the CVSS score is medium, the ease of exploitation and potential impact on WordPress sites warrant immediate attention.
CVE-2026-24521 was publicly disclosed on 2026-01-23. Currently, there are no known public exploits or active campaigns targeting this vulnerability. The vulnerability is not listed on the CISA KEV catalog at the time of writing. The relatively low CVSS score suggests a lower probability of exploitation, but proactive mitigation is still recommended.
WordPress websites utilizing the Kama Thumbnail plugin, particularly those with publicly accessible thumbnail management interfaces, are at risk. Shared hosting environments where multiple websites share the same server resources are also at increased risk, as a compromise on one site could potentially impact others.
• wordpress / composer / npm:
grep -r 'kama-thumbnail/kama-thumbnail.php' /var/www/html/• wordpress / composer / npm:
wp plugin list | grep kama-thumbnail• wordpress / composer / npm:
wp plugin update --alldisclosure
エクスプロイト状況
EPSS
0.01% (0% パーセンタイル)
CISA SSVC
CVSS ベクトル
The primary mitigation for CVE-2026-24521 is to upgrade the Kama Thumbnail plugin to a version that addresses the vulnerability. If upgrading is not immediately feasible due to compatibility issues or breaking changes, consider implementing a Web Application Firewall (WAF) rule to filter out suspicious CSRF tokens. Additionally, ensure that all WordPress users are educated about the risks of clicking on untrusted links and opening suspicious emails. Regularly review WordPress plugin configurations and permissions to minimize the attack surface.
既知の修正パッチはありません。脆弱性の詳細を詳細に検討し、組織のリスク許容度に基づいて軽減策を講じてください。影響を受けるソフトウェアをアンインストールし、代替手段を見つけるのが最善かもしれません。
脆弱性分析と重要アラートをメールでお届けします。
CVE-2026-24521 is a Cross-Site Request Forgery (CSRF) vulnerability affecting the Kama Thumbnail WordPress plugin, allowing attackers to perform unauthorized actions.
You are affected if you are using Kama Thumbnail versions 0.0.0 through 3.5.1. Upgrade to a patched version to resolve the issue.
Upgrade the Kama Thumbnail plugin to the latest available version. If immediate upgrade is not possible, implement WAF rules and educate users about CSRF risks.
Currently, there are no known public exploits or active campaigns targeting CVE-2026-24521, but proactive mitigation is still recommended.
Refer to the plugin developer's website or the WordPress plugin repository for the latest advisory and update information.
依存関係ファイルをアップロードすれば、このCVEや他のCVEがあなたに影響するか即座にわかります。