CVE-2021-3030

MediumCVSS 6.1/10Last modified Sep 22, 2026

Description

Cute Editor for ASP.NET 6.4 is vulnerable to reflected cross-site scripting caused by improper validation of the Theme GET parameter in colorpicker_more.aspx. A remote, unauthenticated attacker can craft a URL that, once opened by a victim in a browser session authenticated to a site running the vulnerable component, executes arbitrary JavaScript in the security context of that site.

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Sep 17, 2026
Last modified
Sep 22, 2026
NVD status
Deferred

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CVE-2021-3030: Medium severity, CVSS 6.1 | Vulnix