What is CVE-2019-8256?

CVE-2019-8256 is a critical-severity vulnerability in Adobe Coldfusion, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 9.8/10. Published 2019-12-19.

How severe is CVE-2019-8256?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Adobe Coldfusion

CVE-2019-8256

ColdFusion versions Update 6 and earlier have an insecure inherited permissions of default installation directory vulnerability. Successful exploitation could lead to privilege escalation.

Published 2019-12-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.040 (90.2th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.040 · newest: 0.040 · change: 0.000

Affected products

Adobe Coldfusion — versions 2018, Update 6 and earlier versions

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

helpx.adobe.com/security/products/coldfusion/apsb19-58.html (Vendor Advisory)

Frequently asked questions

What is CVE-2019-8256?: CVE-2019-8256 is a critical-severity vulnerability in Adobe Coldfusion, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 9.8/10. Published 2019-12-19.
How severe is CVE-2019-8256?: Critical severity. CVSS v3 base score is 9.8 out of 10.