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CVE-2021-30140

Description

LiquidFiles 3.4.15 has stored XSS through the "send email" functionality when sending a file via email to an administrator. When a file has no extension and contains malicious HTML / JavaScript content (such as SVG with HTML content), the payload is executed upon a click. This is fixed in 3.5.

POC

Reference

- http://packetstormsecurity.com/files/167228/LiquidFiles-3.4.15-Cross-Site-Scripting.html

Github

- https://github.com/ARPSyndicate/cvemon

- https://github.com/incogbyte/incogbyte

- https://github.com/rodnt/rodnt

- https://github.com/unp4ck/unp4ck