Vulnerability in Adobe Coldfusion

CVE-2026-34635

is affected by a Use of Hard-coded Cryptographic Key vulnerability that could result in a Security feature bypass. A low-privileged attacker could leverage this vulnerability to bypass security measures and gain unauthorized read and write access. Exploitation of this issue does not require user interaction. Scope is changed.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.002 (14.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-34635: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-34635?
CVE-2026-34635 is a high-severity vulnerability in Adobe Coldfusion, classified under Use of Hard-coded Cryptographic Key. CVSS score: 8.4/10. Published 2026-08-11.
How severe is CVE-2026-34635?
High severity. CVSS v3 base score is 8.4 out of 10.