ブログサーバーのアクセスログを見ていたら、見慣れない 404 エラーが発生していました。

以下、発生していた 404 エラーのアドレスを貼り付けます。

/archives/11111/index.php?error=../../../../../../../../../../../../../../../etc/group
/archives/11111/index.php?error=../../../../../../../../../../../../../../../etc/passwd
/archives/11111/index.php?error=../../../../../../../../../../../../../../../etc/security/group
/archives/11111/index.php?error=../../../../../../../../../../../../../../../etc/security/passwd
/archives/11111/index.php?error=../../../../../../../../../../../../../../../etc/security/user
/archives/11111/index.php?error=../../../../../../../../../../../../../../../etc/shadow
/archives/11111/index.php?error=../../../../../../../../../../../../../../../proc/self/environ
/archives/index.php?error=../../../../../../../../../../../../../../../etc/group
/archives/index.php?error=../../../../../../../../../../../../../../../etc/passwd
/archives/index.php?error=../../../../../../../../../../../../../../../etc/security/group
/archives/index.php?error=../../../../../../../../../../../../../../../etc/security/passwd
/archives/index.php?error=../../../../../../../../../../../../../../../etc/security/user
/archives/index.php?error=../../../../../../../../../../../../../../../etc/shadow
/archives/index.php?error=../../../../../../../../../../../../../../../proc/self/environ
/archives/undefined?zoneid=27&id=lfkgmnnajiljnolcgolmmgnecgldgeld&v=0.17.4&refresh=60

良く分かりませんが、WordPressの古いバージョンにエラーリダイレクトのセキュリティホールがあるのかな？

なんにせよWordPressユーザーは警戒レベルを上げといた方が良さそうに思います。

そんな感じで！