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地图 / HTML Injection on "polls" app - comments section (possibly XSS)

HTML Injection on "polls" app - comments section (possibly XSS)

跨站脚本 / XSS(通用) / #1108420

厂商
Nextcloud
严重程度
低危
赏金
—
弱点
XSS(通用)
研究员
@supr4s
披露日期
2021-03-31
资产
nextcloud/server
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(1836 字符中的一小部分)
On latest version of Polls app (1.7.5), I noticed a lack of user input filtering for the "Description" part of the survey. An HTML injection is therefore possible. I tried to inject JavaScript code to get an XSS but I didn't succeed. Certainly someone better than me will be able to do it.
原文中的代码
<br/> <br/><br/><br/><br/><br/><marquee><p style="color:red;"><b>!!!!! IMPORTANT message from Nextcloud administrator !!!!!!</b></p></marquee><br/><br/> A security issue was found last night.<br/> <p style="color:green;">Please go to manually on <a><b>changing-password.cloud.evil.com</a></b> to …

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 Nextcloud 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @supr4s · 版权归作者与 Nextcloud 所有

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