A stored cross-site scripting (XSS) vulnerability in the /manage/loginusername component of Jeesns 1.4.2 allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the username field.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-19281
Reference (s):
- https://github.com/zchuanzhao/jeesns/issues/12
- https://www.seebug.org/vuldb/ssvid-97941