A cross-site scripting (XSS) vulnerability in the component /admin/?setting-base.htm of Xiuno BBS 4.0.4 allows attackers to execute arbitrary web scripts or HTML via the sitename parameter.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21495
Reference (s):
- https://gitee.com/xiuno/xiunobbs/issues/I16BI3
- https://github.com/wanghaiwei/xiuno-docker/issues/5