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CVE-2020-21494

Description

A cross-site scripting (XSS) vulnerability in the component install\install.sql of Xiuno BBS 4.0.4 allows attackers to execute arbitrary web scripts or HTML via changing the doctype value to 0.

POC

Reference

- https://github.com/wanghaiwei/xiuno-docker/issues/4

Github

No PoCs found on GitHub currently.