Authenticated XXE
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The WordPress core Media Library does not securely parse XML content when running on PHP 8. By uploading a malicious .wav file, an authenticated attacker can trigger a XXE vulnerability which enables to read secret system files, DoS the web server, perform SSRF, or aim at Remote Code Execution via …
原文中的代码
if (PHP_VERSION_ID < 80000) {
// http://websec.io/2012/08/27/Preventing-XEE-in-PHP.html
// https://core.trac.wordpress.org/changeset/29378
// This function has been deprecated in PHP 8.0 because in libxml 2.9.0, external entity loading is
// disabled by default, so this function …默认不展示报告全文。以上为简短摘录,完整复现过程请阅读原文。版权归研究员与 WordPress 所有。
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