WordPress Flash XSS in *flashmediaelement.swf*
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原文摘录
摘自原文（10255 字符中的一小部分）
WordPress is vulnerable against a reflected XSS that stems from an insecure URL sanitization problem performed in the file *flashmediaelement.swf*. The code in the file attempts to remove *flashVars* [¹](https://helpx.adobe.com/flash/kb/pass-variables-swfs-flashvars.html) in case they have been set …
原文中的代码
<embed src="myFlashMovie.swf"
quality="high"
bgcolor="#ffffff"
width="550"
height="400"
name="myFlashMovie"
FlashVars="myVariable=Hello%20World&mySecondVariable=Goodbye"
align="middle"
allowScriptAccess="sameDomain"
allowFullScreen="false" …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 Automattic 所有。
时间线
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- 公开披露
阅读 HackerOne 原文 ↗作者 @cure53 · 版权归作者与 Automattic 所有