What is CVE-2026-106621?

CVE-2026-106621 is a critical-severity vulnerability in Adobe Coldfusion 2023, classified under Code Injection. CVSS score: 9.1/10. Published 2026-10-13.

How severe is CVE-2026-106621?

Critical severity. CVSS v3 base score is 9.1 out of 10.

RCE in Adobe Coldfusion 2023

CVE-2026-106621

ColdFusion is affected by an Improper Control of Generation of Code ('Code Injection') vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction.

Vulnerability class: RCE (Remote Code Execution)

Published 2026-10-13 · last modified 2026-10-14.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

CWE-94 — Code Injection

References

www.adobe.com/trust/security/products/coldfusion/apsb26-144.html (vendor-advisory)

Frequently asked questions

What is CVE-2026-106621?: CVE-2026-106621 is a critical-severity vulnerability in Adobe Coldfusion 2023, classified under Code Injection. CVSS score: 9.1/10. Published 2026-10-13.
How severe is CVE-2026-106621?: Critical severity. CVSS v3 base score is 9.1 out of 10.