What is CVE-2026-27304?

CVE-2026-27304 is a critical-severity vulnerability in Adobe Coldfusion, classified under Improper Input Validation. CVSS score: 9.3/10. Published 2026-04-14.

How severe is CVE-2026-27304?

Critical severity. CVSS v3 base score is 9.3 out of 10.

Improper input validation in Adobe Coldfusion

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 i…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.001 (26.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N.

Affected products

Adobe Coldfusion — versions 0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

helpx.adobe.com/security/products/coldfusion/apsb26-38.html (vendor-advisory)

Frequently asked questions

What is CVE-2026-27304?: CVE-2026-27304 is a critical-severity vulnerability in Adobe Coldfusion, classified under Improper Input Validation. CVSS score: 9.3/10. Published 2026-04-14.
How severe is CVE-2026-27304?: Critical severity. CVSS v3 base score is 9.3 out of 10.