What is CVE-2021-22851?

CVE-2021-22851 is a critical-severity vulnerability in Hgiga Oaklouds Openid, classified under SQL Injection. CVSS score: 9.8/10. Published 2021-01-19.

How severe is CVE-2021-22851?

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

SQL Injection in Hgiga Oaklouds Openid

CVE-2021-22851

HGiga EIP product contains SQL Injection vulnerability. Attackers can inject SQL commands into specific URL parameter (document management page) to obtain database schema and data.

Vulnerability class: SQL Injection

Published 2021-01-19 · 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: 0.012 (65.8th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Hgiga Oaklouds Openid
Hgiga Oaksv20 Oaklouds-Document V3 2.0 — versions unspecified
Hgiga Oaksv30 Oaklouds-Document V3 3.0 — versions unspecified

Weakness classification (CWE)

CWE-89 — SQL Injection

References

www.chtsecurity.com/news/eb024200-7cf9-4c58-a063-c451dbc9daef (Third Party Advisory)
www.twcert.org.tw/tw/cp-132-4327-50e99-1.html (Third Party Advisory)

Frequently asked questions

What is CVE-2021-22851?: CVE-2021-22851 is a critical-severity vulnerability in Hgiga Oaklouds Openid, classified under SQL Injection. CVSS score: 9.8/10. Published 2021-01-19.
How severe is CVE-2021-22851?: Critical severity. CVSS v3 base score is 9.8 out of 10.