What is CVE-2025-14849?

CVE-2025-14849 is a high-severity vulnerability in Advantech Webaccess/scada, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2025-12-18.

How severe is CVE-2025-14849?

High severity. CVSS v3 base score is 8.8 out of 10.

Arbitrary file upload in Advantech Webaccess/scada

CVE-2025-14849

Advantech WebAccess/SCADA is vulnerable to unrestricted file upload, which may allow an attacker to remotely execute arbitrary code.

Vulnerability class: Unrestricted File Upload

EPSS: 0.005 (42.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Advantech Webaccess/scada — versions 9.2.1
Advantech Webaccess\/scada — versions 9.2.1

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

ics-cert@hq.dhs.gov (Product)
ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory)
ics-cert@hq.dhs.gov (Third Party Advisory)

Frequently asked questions

What is CVE-2025-14849?: CVE-2025-14849 is a high-severity vulnerability in Advantech Webaccess/scada, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2025-12-18.
How severe is CVE-2025-14849?: High severity. CVSS v3 base score is 8.8 out of 10.