Vulnerability · Published May 19, 2021 · Assigned by mitre
CVE-2021-31930
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 0.9% (higher than 60% of all known vulnerabilities).
Severity (CVSS NVD)6.1Medium
Exploit odds (30 days)0.9%top 39.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Persistent cross-site scripting (XSS) in the web interface of Concerto through 2.3.6 allows an unauthenticated remote attacker to introduce arbitrary JavaScript by injecting an XSS payload into the First Name or Last Name parameter upon registration. When a privileged user attempts to delete the account, the XSS payload will be executed.
Affected products (as reported)
References
- https://github.com/concerto/concerto/security/advisories x_refsource_MISC
- https://github.com/concerto/concerto/pull/1558 x_refsource_MISC