Hacked extension dev here. Is it possible I let XSS happen from WITHIN my extension?
好的,用户希望我用中文总结一篇文章,控制在100字以内,并且不需要特定的开头。首先,我需要理解文章内容。文章作者在回顾自己的灾难,检查内容脚本和弹出代码,发现使用innerHTML动态显示用户数据可能带来安全风险。担心恶意数据导致脚本在扩展上下文中执行,从而获取特权API和存储访问权限。作者还提到一直推迟现有产品的安全措施,现在又多了一个担忧。 接下来,我需要将这些要点浓缩到100字以内。要突出主要问题:innerHTML的安全隐患、潜在的攻击风险、以及作者的安全疏忽。同时,语言要简洁明了。 可能的结构是:作者反思使用innerHTML导致的安全漏洞,担心恶意数据执行脚本获取特权API和存储访问权限,并承认一直推迟安全措施,现在又多了一个担忧。 最后,检查字数是否符合要求,并确保没有使用“文章内容总结”等开头。 </think> 作者反思自己在扩展开发中使用innerHTML动态显示用户数据的潜在安全风险,担心恶意数据可能通过脚本执行获取扩展的特权API和存储访问权限,并承认一直推迟对现有产品的安全措施。 2025-10-18 05:28:21 Author: www.reddit.com(查看原文) 阅读量:6 收藏

Following up on my disaster. I'm looking at my content scripts and popup code. I use innerHTML in a few places to dynamically display user data. It was just easier at the time.

What if a user had malicious data in their profile that, when my extension rendered it, executed a script in the extension's context? Would that give them access to my extension's privileged APIs and storage? I feel so stupid for not using textContent everywhere. Is this a common attack vector for extensions?

NB: I have been putting off securing my existing products. I have been too busy marketing and developing new ones.

Just one more thing to worry about i guess :(


文章来源: https://www.reddit.com/r/HowToHack/comments/1o9ni24/hacked_extension_dev_here_is_it_possible_i_let/
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