What is CVE-2026-12581?

CVE-2026-12581 is a high-severity vulnerability in Digiwin Easyflow .Net, classified under Session Fixation. CVSS score: 7.5/10. Published 2026-06-22.

How severe is CVE-2026-12581?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Digiwin Easyflow .Net

CVE-2026-12581

EasyFlow .NET developed by Digiwin has a Session Fixation vulnerability. If unauthenticated remote attackers replace a specific session ID for a user, they can gain the user's privilege once the user logs in.

Published 2026-06-22 · last modified 2026-06-22.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (36.9th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Digiwin Easyflow .Net — versions 0

Weakness classification (CWE)

CWE-384 — Session Fixation

References

www.twcert.org.tw/tw/cp-132-10980-0e640-1.html (third-party-advisory)
www.twcert.org.tw/en/cp-139-10981-8617d-2.html (third-party-advisory)

Frequently asked questions

What is CVE-2026-12581?: CVE-2026-12581 is a high-severity vulnerability in Digiwin Easyflow .Net, classified under Session Fixation. CVSS score: 7.5/10. Published 2026-06-22.
How severe is CVE-2026-12581?: High severity. CVSS v3 base score is 7.5 out of 10.