Vulnerability · Published Oct 4, 2021 · Assigned by mitre

CVE-2020-21494

Medium 6.1

In plain English

A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).

Severity (CVSS NVD)6.1Medium

Exploit odds (30 days)0.7%top 46.9% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://gitee.com/xiuno/xiunobbs/issues/I16BHH x_refsource_MISC
https://github.com/wanghaiwei/xiuno-docker/issues/4 x_refsource_MISC