Vulnerability · Published Oct 4, 2021 · Assigned by mitre

CVE-2020-21496

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 /admin/?setting-base.htm of Xiuno BBS 4.0.4 allows attackers to execute arbitrary web scripts or HTML via the sitebrief parameter.

Affected products (as reported)

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

References

https://github.com/wanghaiwei/xiuno-docker/issues/5 x_refsource_MISC
https://gitee.com/xiuno/xiunobbs/issues/I16BI3 x_refsource_MISC