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CVE-2023-30533 PoC — SheetJS 安全漏洞

Source
Associated Vulnerability
Title:SheetJS 安全漏洞 (CVE-2023-30533)
Description:SheetJS Community Edition before 0.19.3 allows Prototype Pollution via a crafted file. In other words. 0.19.2 and earlier are affected, whereas 0.19.3 and later are unaffected.
Description
CVE-2023-30533
Readme
# POC - CVE-2023-30533

A POC for CVE-2023-30533

Copied as per: https://cdn.sheetjs.com/advisories/CVE-2023-30533:
>
     All releases of SheetJS Community Edition up to version 0.19.2 are affected. This includes:

     - scripts and modules on the SheetJS CDN through version 0.19.2 [2]
     - modules published with the name `xlsx` on npmjs.com [3]
     - scripts on third-party CDNs that pull from the `xlsx` package on npmjs.com [4] [5]
     - modules published with the name `sheetjs` on deno.land [6]

https://git.sheetjs.com/sheetjs/sheetjs/issues/2929


## Acknowledgements

Vsevolod Kokorin of SolidLab
https://xakep.ru/2023/06/22/sheetjs-bugs/
File Snapshot

[4.0K] /data/pocs/f253347717383bedb39382191fa7c3e3d2311278 ├── [ 544] index.js ├── [ 311] package.json ├── [3.4K] package-lock.json ├── [ 655] README.md └── [8.7K] threaded_comment_bad.xlsx 0 directories, 5 files
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