Vulnerability · Published Oct 16, 2026 · Assigned by GitLab
CVE-2026-90821Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Crafty Controller
Medium 5.4
In plain English
A medium-severity cross-site scripting in Crafty Controller from Arcadia Technology, LLC. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.2%top 95.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An input neutralization vulnerability in the Webhook URL form field component of Crafty Controller allows a remote, authenticated attacker to perform stored XSS via malicious form input
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Arcadia Technology, LLC | Crafty Controller | 4.2.0 – before 4.11.0 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N