What is CVE-2023-28698?

CVE-2023-28698 is a critical-severity vulnerability in Wade Digital Design Co, Ltd. Fantsy, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2023-06-02.

How severe is CVE-2023-28698?

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

Auth bypass in Wade Digital Design Co, Ltd. Fantsy

CVE-2023-28698

Wade Graphic Design FANTSY has a vulnerability of insufficient authorization check. An unauthenticated remote user can exploit this vulnerability by modifying URL parameters to gain administrator privileges to perform arbitrary system operation or disrupt service.

Vulnerability class: Broken Access Control

Published 2023-06-02 · last modified 2026-06-17.

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

EPSS: 0.008 (56.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Wade Digital Design Co, Ltd. Fantsy — versions 2.1.8
Wddgroup Fantsy — versions 2.1.8

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

www.twcert.org.tw/tw/cp-132-7101-f88db-1.html (Third Party Advisory)

Frequently asked questions

What is CVE-2023-28698?: CVE-2023-28698 is a critical-severity vulnerability in Wade Digital Design Co, Ltd. Fantsy, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2023-06-02.
How severe is CVE-2023-28698?: Critical severity. CVSS v3 base score is 9.8 out of 10.