What is CVE-2026-102455?

CVE-2026-102455 is a critical-severity vulnerability in Digiwin Easyflow .Net, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2026-09-30.

How severe is CVE-2026-102455?

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

Deserialization in Digiwin Easyflow .Net

CVE-2026-102455

EasyFlow .NET developed by Digiwin has a Insecure Deserialization vulnerability. Unauthenticated remote attackers can execute arbitrary code on the server by sending maliciously crafted serialized content.

Vulnerability class: Insecure Deserialization

Published 2026-09-30.

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

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Digiwin Easyflow .Net — versions 6.1.*

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

www.twcert.org.tw/tw/cp-132-11237-c9189-1.html (third-party-advisory)
www.twcert.org.tw/en/cp-139-11242-13f37-2.html (third-party-advisory)

Frequently asked questions

What is CVE-2026-102455?: CVE-2026-102455 is a critical-severity vulnerability in Digiwin Easyflow .Net, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2026-09-30.
How severe is CVE-2026-102455?: Critical severity. CVSS v3 base score is 9.8 out of 10.