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CVE-2026-27304

Critical Vulnerability: CVE-2026-27304

ColdFusion versions 2023.18, 2025.6 and earlier are affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.

Tuesday, April 14, 2026Vulnios Threat Intelligence
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Executive Summary

ColdFusion versions 2023.18, 2025.6 and earlier are affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.

Why It Matters

CVE-2026-27304 is rated CRITICAL severity, requiring immediate attention from security teams.

CVSS Base Score: 9.3/10

🛡️What Defenders Should Check

  • Check if you are affected — Review your asset inventory for products listed in CVE-2026-27304.
  • Apply available patches — Visit vendor advisories for the latest security updates.
  • Monitor for exploitation — Check your SIEM/IDS logs for related indicators.

    • Use Vulnios to continuously monitor your exposure to CVE-2026-27304 and similar vulnerabilities.

    References & Sources

  • https://helpx.adobe.com/security/products/coldfusion/apsb26-38.html

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