What is CVE-2019-7678?

CVE-2019-7678 is a critical-severity vulnerability in Enphase Envoy, classified under Path Traversal. CVSS score: 9.8/10. Published 2019-02-09.

How severe is CVE-2019-7678?

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

Path Traversal in Enphase Envoy

CVE-2019-7678

A directory traversal vulnerability was discovered in Enphase Envoy R3.*.* via images/, include/, include/js, or include/css on TCP port 8888.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2019-02-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.025 (84.0th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Enphase Envoy

Weakness classification (CWE)

CWE-22 — Path Traversal

References

github.com/pudding2/enphase-energy/blob/master/directory_traversal_1.png (Third Party Advisory)
github.com/pudding2/enphase-energy/blob/master/directory_traversal_exp.txt (Third Party Advisory)

Frequently asked questions

What is CVE-2019-7678?: CVE-2019-7678 is a critical-severity vulnerability in Enphase Envoy, classified under Path Traversal. CVSS score: 9.8/10. Published 2019-02-09.
How severe is CVE-2019-7678?: Critical severity. CVSS v3 base score is 9.8 out of 10.