Vulnerability · Published Oct 4, 2021 · Assigned by mitre
CVE-2020-21434
Medium 5.4
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 0.5% (higher than 44% of all known vulnerabilities).
Severity (CVSS NVD)5.4Medium
Exploit odds (30 days)0.5%top 55.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Maccms 10 contains a cross-site scripting (XSS) vulnerability in the Editing function under the Member module. This vulnerability is exploited via a crafted payload in the nickname text field.