What is CVE-2018-7836?

CVE-2018-7836 is a critical-severity vulnerability in Schneider-Electric Iiot Monitor, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2018-12-24.

How severe is CVE-2018-7836?

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

Arbitrary file upload in Schneider-Electric Iiot Monitor

CVE-2018-7836

An unrestricted Upload of File with Dangerous Type vulnerability exists on numerous methods of the IIoT Monitor 3.1.38 software that could allow upload and execution of malicious files.

Vulnerability class: Unrestricted File Upload

Published 2018-12-24 · 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: 0.320 (98.3th percentile), scored 2026-10-01.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.320 · newest: 0.320 · change: 0.000

Affected products

Schneider-Electric Iiot Monitor — versions 3.1.38
Schneider Electric Se Iiot Monitor 3.1.38 — versions IIoT Monitor 3.1.38

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

www.securityfocus.com/bid/106484 (Third Party Advisory, vdb-entry)
www.schneider-electric.com/en/download/document/SEVD-2018-354-03/ (Vendor Advisory)

Frequently asked questions

What is CVE-2018-7836?: CVE-2018-7836 is a critical-severity vulnerability in Schneider-Electric Iiot Monitor, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2018-12-24.
How severe is CVE-2018-7836?: Critical severity. CVSS v3 base score is 9.8 out of 10.