CVE-2021-31930
Medium
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.
SeverityMedium
CVSS6.1
Exploit probability—
ProductConcerto
PublishedMay 19, 2021
First seenMay 19, 2021
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| concerto-signage concerto | v ≤ 2.3.6 | — |
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