CVE-2026-21655
Overview
CVE-2026-21655 is a known-severity vulnerability. It was published on July 23, 2026.
Technical Description
Deserialization of untrusted data vulnerability in Johnson Control victor on Windows, Johnson Controls CCure 9000, and Johnson Controls Victor Application Server allows capec-586.
This issue affects victor: before 8.0; CCure 9000: before 3.2; Victor Application Server: before 4.1.
Remediation
Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Frequently Asked Questions
What is CVE-2026-21655?
CVE-2026-21655 is a known-severity vulnerability. It was published on July 23, 2026.
How severe is CVE-2026-21655?
CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.
How do I fix or remediate CVE-2026-21655?
Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-21655?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-21655 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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